Finding the Fourth Proportional to 8,959,202.10, 13,428,305.55 and 6,712,715.70
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Solution
The fourth proportional to 8,959,202.10, 13,428,305.55 and 6,712,715.70 is: 10,061,208.18
Step by Step Solution
- Step 1: Write the proportion equation
8,959,202.10 : 13,428,305.55 = 6,712,715.70 : x - Step 2: Convert to fraction form
8,959,202.10/13,428,305.55 = 6,712,715.70/x - Step 3: Cross multiply
8,959,202.10x = 13,428,305.55 × 6,712,715.70 - Step 4: Simplify right side
8,959,202.10x = 90,140,397,489,882.14 - Step 5: Solve for x
x = 90,140,397,489,882.14/8,959,202.10 - Step 6: Final answer
x = 10,061,208.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.