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Finding the Fourth Proportional to 16,472,332.60, 24,696,978.90 and 9,737,279.80

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Solution

The fourth proportional to 16,472,332.60, 24,696,978.90 and 9,737,279.80 is: 14,599,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,472,332.60 : 24,696,978.90 = 9,737,279.80 : x
  2. Step 2: Convert to fraction form
    16,472,332.60/24,696,978.90 = 9,737,279.80/x
  3. Step 3: Cross multiply
    16,472,332.60x = 24,696,978.90 × 9,737,279.80
  4. Step 4: Simplify right side
    16,472,332.60x = 240,481,393,763,996.22
  5. Step 5: Solve for x
    x = 240,481,393,763,996.22/16,472,332.60
  6. Step 6: Final answer
    x = 14,599,109.89

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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.