Home / 26,287,286.20-39,423,930.90-8,091,446.20

Finding the Fourth Proportional to 26,287,286.20, 39,423,930.90 and 8,091,446.20

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Solution

The fourth proportional to 26,287,286.20, 39,423,930.90 and 8,091,446.20 is: 12,135,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287,286.20 : 39,423,930.90 = 8,091,446.20 : x
  2. Step 2: Convert to fraction form
    26,287,286.20/39,423,930.90 = 8,091,446.20/x
  3. Step 3: Cross multiply
    26,287,286.20x = 39,423,930.90 × 8,091,446.20
  4. Step 4: Simplify right side
    26,287,286.20x = 318,996,615,869,867.56
  5. Step 5: Solve for x
    x = 318,996,615,869,867.56/26,287,286.20
  6. Step 6: Final answer
    x = 12,135,015.13

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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.