Home / 8,045,129.76-12,068,066.24-2,654,251.32

Finding the Fourth Proportional to 8,045,129.76, 12,068,066.24 and 2,654,251.32

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Solution

The fourth proportional to 8,045,129.76, 12,068,066.24 and 2,654,251.32 is: 3,981,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,129.76 : 12,068,066.24 = 2,654,251.32 : x
  2. Step 2: Convert to fraction form
    8,045,129.76/12,068,066.24 = 2,654,251.32/x
  3. Step 3: Cross multiply
    8,045,129.76x = 12,068,066.24 × 2,654,251.32
  4. Step 4: Simplify right side
    8,045,129.76x = 32,031,680,747,367.43
  5. Step 5: Solve for x
    x = 32,031,680,747,367.43/8,045,129.76
  6. Step 6: Final answer
    x = 3,981,499.58

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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.