Home / 31,337,440.11-47,008,320.17-13,123,296.27

Finding the Fourth Proportional to 31,337,440.11, 47,008,320.17 and 13,123,296.27

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Solution

The fourth proportional to 31,337,440.11, 47,008,320.17 and 13,123,296.27 is: 19,685,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337,440.11 : 47,008,320.17 = 13,123,296.27 : x
  2. Step 2: Convert to fraction form
    31,337,440.11/47,008,320.17 = 13,123,296.27/x
  3. Step 3: Cross multiply
    31,337,440.11x = 47,008,320.17 × 13,123,296.27
  4. Step 4: Simplify right side
    31,337,440.11x = 616,904,112,680,310.25
  5. Step 5: Solve for x
    x = 616,904,112,680,310.25/31,337,440.11
  6. Step 6: Final answer
    x = 19,685,848.96

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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.