Home / 11,498,337.48-17,259,469.08-8,469,123.78

Finding the Fourth Proportional to 11,498,337.48, 17,259,469.08 and 8,469,123.78

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Solution

The fourth proportional to 11,498,337.48, 17,259,469.08 and 8,469,123.78 is: 12,712,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498,337.48 : 17,259,469.08 = 8,469,123.78 : x
  2. Step 2: Convert to fraction form
    11,498,337.48/17,259,469.08 = 8,469,123.78/x
  3. Step 3: Cross multiply
    11,498,337.48x = 17,259,469.08 × 8,469,123.78
  4. Step 4: Simplify right side
    11,498,337.48x = 146,172,580,015,602.69
  5. Step 5: Solve for x
    x = 146,172,580,015,602.69/11,498,337.48
  6. Step 6: Final answer
    x = 12,712,496.94

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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.