Finding the Third Proportional to 7,420,818 and 11,351,916
Calculator
Solution
The third proportional to 7,420,818 and 11,351,916 is: 17,365,470.61
Step by Step Solution
- Step 1: Write the proportion equation
7,420,818 : 11,351,916 = 11,351,916 : x - Step 2: Convert to fraction form
7,420,818/11,351,916 = 11,351,916/x - Step 3: Cross multiply
7,420,818x = 11,351,916 × 11,351,916 - Step 4: Simplify right side
7,420,818x = 128,865,996,871,056 - Step 5: Solve for x
x = 128,865,996,871,056/7,420,818 - Step 6: Final answer
x = 17,365,470.61
Related Problems
Find third proportional to 3,710,409 and 5,675,958
Half scale
Find third proportional to 14,841,636 and 22,703,832
Double scale
Find third proportional to 7,420,820 and 11,351,919
Similar ratio
Find third proportional to 11,131,227 and 17,027,874
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.