Home / 47,625,456.62-71,438,045.96-13,081,891.38

Finding the Fourth Proportional to 47,625,456.62, 71,438,045.96 and 13,081,891.38

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Solution

The fourth proportional to 47,625,456.62, 71,438,045.96 and 13,081,891.38 is: 19,622,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,625,456.62 : 71,438,045.96 = 13,081,891.38 : x
  2. Step 2: Convert to fraction form
    47,625,456.62/71,438,045.96 = 13,081,891.38/x
  3. Step 3: Cross multiply
    47,625,456.62x = 71,438,045.96 × 13,081,891.38
  4. Step 4: Simplify right side
    47,625,456.62x = 934,544,757,680,872.75
  5. Step 5: Solve for x
    x = 934,544,757,680,872.75/47,625,456.62
  6. Step 6: Final answer
    x = 19,622,798.90

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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.