Home / 8,452,001.28-12,678,532.24-2,387,207.88

Finding the Fourth Proportional to 8,452,001.28, 12,678,532.24 and 2,387,207.88

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Solution

The fourth proportional to 8,452,001.28, 12,678,532.24 and 2,387,207.88 is: 3,580,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452,001.28 : 12,678,532.24 = 2,387,207.88 : x
  2. Step 2: Convert to fraction form
    8,452,001.28/12,678,532.24 = 2,387,207.88/x
  3. Step 3: Cross multiply
    8,452,001.28x = 12,678,532.24 × 2,387,207.88
  4. Step 4: Simplify right side
    8,452,001.28x = 30,266,292,070,162.05
  5. Step 5: Solve for x
    x = 30,266,292,070,162.05/8,452,001.28
  6. Step 6: Final answer
    x = 3,580,961.61

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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.