Step 1:
The first step to converting 21225086.27755 to a fraction is to re-write 21225086.27755 in the form p/q where p and q are both positive integers. To start with, 21225086.27755 can be written as simply 21225086.27755/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 21225086.27755, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 21225086.27755/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 21225086.27755/1 each by 100000:
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 21225086.27755 as a fraction:
21225086/1 / 1