Converting 21.428432 to a Fraction
Step-by-step explanation of how to convert 21.428432 to a fraction

Result

21.428432 =
1339277
62500
Mixed number:
21
26777
62500

Step 1: Identify the number of decimal places

The decimal 21.428432 has 6 decimal places.

Step 2: Multiply by the appropriate power of 10

Multiply by 106 = 1000000 to eliminate the decimal point.

21.428432 × 1000000 = 21428432

Step 3: Write as a fraction

21.428432 =

21428432
1000000

Step 4: Simplify the fraction

Find the greatest common divisor (GCD) of 21428432 and 1000000.

GCD(21428432, 1000000) = 16

Divide both the numerator and denominator by the GCD:

21428432
1000000

=

21428432 ÷ 16
1000000 ÷ 16

=

1339277
62500
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