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Finding the Fourth Proportional to 16,815,607.70, 25,183,553.48 and 16,815,607.70

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Solution

The fourth proportional to 16,815,607.70, 25,183,553.48 and 16,815,607.70 is: 25,183,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,607.70 : 25,183,553.48 = 16,815,607.70 : x
  2. Step 2: Convert to fraction form
    16,815,607.70/25,183,553.48 = 16,815,607.70/x
  3. Step 3: Cross multiply
    16,815,607.70x = 25,183,553.48 × 16,815,607.70
  4. Step 4: Simplify right side
    16,815,607.70x = 423,476,755,727,571.75
  5. Step 5: Solve for x
    x = 423,476,755,727,571.75/16,815,607.70
  6. Step 6: Final answer
    x = 25,183,553.48

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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.