Finding the Third Proportional to 7,420,801 and 11,351,901
Calculator
Solution
The third proportional to 7,420,801 and 11,351,901 is: 17,365,464.50
Step by Step Solution
- Step 1: Write the proportion equation
7,420,801 : 11,351,901 = 11,351,901 : x - Step 2: Convert to fraction form
7,420,801/11,351,901 = 11,351,901/x - Step 3: Cross multiply
7,420,801x = 11,351,901 × 11,351,901 - Step 4: Simplify right side
7,420,801x = 128,865,656,313,801 - Step 5: Solve for x
x = 128,865,656,313,801/7,420,801 - Step 6: Final answer
x = 17,365,464.50
Related Problems
Find third proportional to 3,710,400.50 and 5,675,950.50
Half scale
Find third proportional to 14,841,602 and 22,703,802
Double scale
Find third proportional to 7,420,803 and 11,351,904
Similar ratio
Find third proportional to 11,131,201.50 and 17,027,851.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.