Home / 8,435,607.38-12,654,001.62-3,386,917.88

Finding the Fourth Proportional to 8,435,607.38, 12,654,001.62 and 3,386,917.88

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Solution

The fourth proportional to 8,435,607.38, 12,654,001.62 and 3,386,917.88 is: 5,080,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,607.38 : 12,654,001.62 = 3,386,917.88 : x
  2. Step 2: Convert to fraction form
    8,435,607.38/12,654,001.62 = 3,386,917.88/x
  3. Step 3: Cross multiply
    8,435,607.38x = 12,654,001.62 × 3,386,917.88
  4. Step 4: Simplify right side
    8,435,607.38x = 42,858,064,277,056.95
  5. Step 5: Solve for x
    x = 42,858,064,277,056.95/8,435,607.38
  6. Step 6: Final answer
    x = 5,080,613.92

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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.