Step 1:
The first step to converting 21579442.914764 to a fraction is to re-write 21579442.914764 in the form p/q where p and q are both positive integers. To start with, 21579442.914764 can be written as simply 21579442.914764/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 21579442.914764, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 21579442.914764/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 21579442.914764/1 each by 1000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 21579442.914764 as a fraction:
21579442/1 / 1