Home / 11,498,388.58-17,259,545.76-8,469,174.88

Finding the Fourth Proportional to 11,498,388.58, 17,259,545.76 and 8,469,174.88

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Solution

The fourth proportional to 11,498,388.58, 17,259,545.76 and 8,469,174.88 is: 12,712,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498,388.58 : 17,259,545.76 = 8,469,174.88 : x
  2. Step 2: Convert to fraction form
    11,498,388.58/17,259,545.76 = 8,469,174.88/x
  3. Step 3: Cross multiply
    11,498,388.58x = 17,259,545.76 × 8,469,174.88
  4. Step 4: Simplify right side
    11,498,388.58x = 146,174,111,390,802.53
  5. Step 5: Solve for x
    x = 146,174,111,390,802.53/11,498,388.58
  6. Step 6: Final answer
    x = 12,712,573.62

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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.