Step 1:
The first step to converting 6639201.3007009 to a fraction is to re-write 6639201.3007009 in the form p/q where p and q are both positive integers. To start with, 6639201.3007009 can be written as simply 6639201.3007009/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 6639201.3007009, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 6639201.3007009/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 6639201.3007009/1 each by 10000000:
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 6639201.3007009 as a fraction:
6639201/1 / 1