Home / 7,711,575.10-11,498,419.13-7,499,704.55

Finding the Fourth Proportional to 7,711,575.10, 11,498,419.13 and 7,499,704.55

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Solution

The fourth proportional to 7,711,575.10, 11,498,419.13 and 7,499,704.55 is: 11,182,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,575.10 : 11,498,419.13 = 7,499,704.55 : x
  2. Step 2: Convert to fraction form
    7,711,575.10/11,498,419.13 = 7,499,704.55/x
  3. Step 3: Cross multiply
    7,711,575.10x = 11,498,419.13 × 7,499,704.55
  4. Step 4: Simplify right side
    7,711,575.10x = 86,234,746,172,077.42
  5. Step 5: Solve for x
    x = 86,234,746,172,077.42/7,711,575.10
  6. Step 6: Final answer
    x = 11,182,507.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.