Home / 18,286,042.60-27,428,189.10-6,154,316.20

Finding the Fourth Proportional to 18,286,042.60, 27,428,189.10 and 6,154,316.20

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Solution

The fourth proportional to 18,286,042.60, 27,428,189.10 and 6,154,316.20 is: 9,231,179.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286,042.60 : 27,428,189.10 = 6,154,316.20 : x
  2. Step 2: Convert to fraction form
    18,286,042.60/27,428,189.10 = 6,154,316.20/x
  3. Step 3: Cross multiply
    18,286,042.60x = 27,428,189.10 × 6,154,316.20
  4. Step 4: Simplify right side
    18,286,042.60x = 168,801,748,514,793.44
  5. Step 5: Solve for x
    x = 168,801,748,514,793.44/18,286,042.60
  6. Step 6: Final answer
    x = 9,231,179.88

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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.