Home / 18,615,179.76-27,921,957.48-5,835,392.88

Finding the Fourth Proportional to 18,615,179.76, 27,921,957.48 and 5,835,392.88

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Solution

The fourth proportional to 18,615,179.76, 27,921,957.48 and 5,835,392.88 is: 8,752,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,615,179.76 : 27,921,957.48 = 5,835,392.88 : x
  2. Step 2: Convert to fraction form
    18,615,179.76/27,921,957.48 = 5,835,392.88/x
  3. Step 3: Cross multiply
    18,615,179.76x = 27,921,957.48 × 5,835,392.88
  4. Step 4: Simplify right side
    18,615,179.76x = 162,935,591,874,454.75
  5. Step 5: Solve for x
    x = 162,935,591,874,454.75/18,615,179.76
  6. Step 6: Final answer
    x = 8,752,834.73

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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.