Finding the Fourth Proportional to 7,553,352.29, 10,423,627.64 and 4,115,593.31
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Solution
The fourth proportional to 7,553,352.29, 10,423,627.64 and 4,115,593.31 is: 5,679,519.57
Step by Step Solution
- Step 1: Write the proportion equation
7,553,352.29 : 10,423,627.64 = 4,115,593.31 : x - Step 2: Convert to fraction form
7,553,352.29/10,423,627.64 = 4,115,593.31/x - Step 3: Cross multiply
7,553,352.29x = 10,423,627.64 × 4,115,593.31 - Step 4: Simplify right side
7,553,352.29x = 42,899,412,108,418.98 - Step 5: Solve for x
x = 42,899,412,108,418.98/7,553,352.29 - Step 6: Final answer
x = 5,679,519.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.