Finding the Third Proportional to 7,202,871 and 10,987,245
Calculator
Solution
The third proportional to 7,202,871 and 10,987,245 is: 16,759,921.52
Step by Step Solution
- Step 1: Write the proportion equation
7,202,871 : 10,987,245 = 10,987,245 : x - Step 2: Convert to fraction form
7,202,871/10,987,245 = 10,987,245/x - Step 3: Cross multiply
7,202,871x = 10,987,245 × 10,987,245 - Step 4: Simplify right side
7,202,871x = 120,719,552,690,025 - Step 5: Solve for x
x = 120,719,552,690,025/7,202,871 - Step 6: Final answer
x = 16,759,921.52
Related Problems
Find third proportional to 3,601,435.50 and 5,493,622.50
Half scale
Find third proportional to 14,405,742 and 21,974,490
Double scale
Find third proportional to 7,202,873 and 10,987,248
Similar ratio
Find third proportional to 10,804,306.50 and 16,480,867.50
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.