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Finding the Fourth Proportional to 16,442,997.60, 24,664,496.40 and 16,159,562.40

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Solution

The fourth proportional to 16,442,997.60, 24,664,496.40 and 16,159,562.40 is: 24,239,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,997.60 : 24,664,496.40 = 16,159,562.40 : x
  2. Step 2: Convert to fraction form
    16,442,997.60/24,664,496.40 = 16,159,562.40/x
  3. Step 3: Cross multiply
    16,442,997.60x = 24,664,496.40 × 16,159,562.40
  4. Step 4: Simplify right side
    16,442,997.60x = 398,567,468,640,375.38
  5. Step 5: Solve for x
    x = 398,567,468,640,375.38/16,442,997.60
  6. Step 6: Final answer
    x = 24,239,343.60

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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.