Finding the Third Proportional to 7,620,880 and 16,438,328
Calculator
Solution
The third proportional to 7,620,880 and 16,438,328 is: 35,457,667.28
Step by Step Solution
- Step 1: Write the proportion equation
7,620,880 : 16,438,328 = 16,438,328 : x - Step 2: Convert to fraction form
7,620,880/16,438,328 = 16,438,328/x - Step 3: Cross multiply
7,620,880x = 16,438,328 × 16,438,328 - Step 4: Simplify right side
7,620,880x = 270,218,627,435,584 - Step 5: Solve for x
x = 270,218,627,435,584/7,620,880 - Step 6: Final answer
x = 35,457,667.28
Related Problems
Find third proportional to 3,810,440 and 8,219,164
Half scale
Find third proportional to 15,241,760 and 32,876,656
Double scale
Find third proportional to 7,620,882 and 16,438,332
Similar ratio
Find third proportional to 11,431,320 and 24,657,492
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.