Home / 18,456,966.54-25,469,843.10-10,615,882.62

Finding the Fourth Proportional to 18,456,966.54, 25,469,843.10 and 10,615,882.62

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Solution

The fourth proportional to 18,456,966.54, 25,469,843.10 and 10,615,882.62 is: 14,649,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,966.54 : 25,469,843.10 = 10,615,882.62 : x
  2. Step 2: Convert to fraction form
    18,456,966.54/25,469,843.10 = 10,615,882.62/x
  3. Step 3: Cross multiply
    18,456,966.54x = 25,469,843.10 × 10,615,882.62
  4. Step 4: Simplify right side
    18,456,966.54x = 270,384,864,699,416.91
  5. Step 5: Solve for x
    x = 270,384,864,699,416.91/18,456,966.54
  6. Step 6: Final answer
    x = 14,649,474.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.