Home / 38,417,553.90-57,629,363.49-12,858,658.38

Finding the Fourth Proportional to 38,417,553.90, 57,629,363.49 and 12,858,658.38

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Solution

The fourth proportional to 38,417,553.90, 57,629,363.49 and 12,858,658.38 is: 19,289,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,417,553.90 : 57,629,363.49 = 12,858,658.38 : x
  2. Step 2: Convert to fraction form
    38,417,553.90/57,629,363.49 = 12,858,658.38/x
  3. Step 3: Cross multiply
    38,417,553.90x = 57,629,363.49 × 12,858,658.38
  4. Step 4: Simplify right side
    38,417,553.90x = 741,036,297,774,754.62
  5. Step 5: Solve for x
    x = 741,036,297,774,754.62/38,417,553.90
  6. Step 6: Final answer
    x = 19,289,002.62

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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.