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Finding the Fourth Proportional to 7,569,337.20, 11,354,005.80 and 2,250,553.20

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Solution

The fourth proportional to 7,569,337.20, 11,354,005.80 and 2,250,553.20 is: 3,375,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569,337.20 : 11,354,005.80 = 2,250,553.20 : x
  2. Step 2: Convert to fraction form
    7,569,337.20/11,354,005.80 = 2,250,553.20/x
  3. Step 3: Cross multiply
    7,569,337.20x = 11,354,005.80 × 2,250,553.20
  4. Step 4: Simplify right side
    7,569,337.20x = 25,552,794,086,008.56
  5. Step 5: Solve for x
    x = 25,552,794,086,008.56/7,569,337.20
  6. Step 6: Final answer
    x = 3,375,829.80

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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.