Home / 11,498,338.48-17,259,470.58-8,469,124.78

Finding the Fourth Proportional to 11,498,338.48, 17,259,470.58 and 8,469,124.78

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Solution

The fourth proportional to 11,498,338.48, 17,259,470.58 and 8,469,124.78 is: 12,712,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498,338.48 : 17,259,470.58 = 8,469,124.78 : x
  2. Step 2: Convert to fraction form
    11,498,338.48/17,259,470.58 = 8,469,124.78/x
  3. Step 3: Cross multiply
    11,498,338.48x = 17,259,470.58 × 8,469,124.78
  4. Step 4: Simplify right side
    11,498,338.48x = 146,172,609,978,758.94
  5. Step 5: Solve for x
    x = 146,172,609,978,758.94/11,498,338.48
  6. Step 6: Final answer
    x = 12,712,498.44

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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.