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Finding the Fourth Proportional to 17,737,229.70, 26,605,844.55 and 6,378,048.90

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Solution

The fourth proportional to 17,737,229.70, 26,605,844.55 and 6,378,048.90 is: 9,567,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,737,229.70 : 26,605,844.55 = 6,378,048.90 : x
  2. Step 2: Convert to fraction form
    17,737,229.70/26,605,844.55 = 6,378,048.90/x
  3. Step 3: Cross multiply
    17,737,229.70x = 26,605,844.55 × 6,378,048.90
  4. Step 4: Simplify right side
    17,737,229.70x = 169,693,377,565,698.50
  5. Step 5: Solve for x
    x = 169,693,377,565,698.50/17,737,229.70
  6. Step 6: Final answer
    x = 9,567,073.35

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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.