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Finding the Fourth Proportional to 7,016,398.88, 9,682,630.52 and 3,797,134.88

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Solution

The fourth proportional to 7,016,398.88, 9,682,630.52 and 3,797,134.88 is: 5,240,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,398.88 : 9,682,630.52 = 3,797,134.88 : x
  2. Step 2: Convert to fraction form
    7,016,398.88/9,682,630.52 = 3,797,134.88/x
  3. Step 3: Cross multiply
    7,016,398.88x = 9,682,630.52 × 3,797,134.88
  4. Step 4: Simplify right side
    7,016,398.88x = 36,766,254,010,245.71
  5. Step 5: Solve for x
    x = 36,766,254,010,245.71/7,016,398.88
  6. Step 6: Final answer
    x = 5,240,046.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.