Converting 21.489432 to a Fraction
Step-by-step explanation of how to convert 21.489432 to a fraction
Result
21.489432 =
2686179
125000
Mixed number:
21
61179
125000
Step 1: Identify the number of decimal places
The decimal 21.489432 has 6 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 106 = 1000000 to eliminate the decimal point.
21.489432 × 1000000 = 21489432
Step 3: Write as a fraction
21.489432 =
21489432
1000000
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 21489432 and 1000000.
GCD(21489432, 1000000) = 8
Divide both the numerator and denominator by the GCD:
21489432
1000000
=
21489432 ÷ 8
1000000 ÷ 8
=
2686179
125000
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