Home / 7,744,358.72-11,615,275.11-2,278,174.88

Finding the Fourth Proportional to 7,744,358.72, 11,615,275.11 and 2,278,174.88

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Solution

The fourth proportional to 7,744,358.72, 11,615,275.11 and 2,278,174.88 is: 3,416,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744,358.72 : 11,615,275.11 = 2,278,174.88 : x
  2. Step 2: Convert to fraction form
    7,744,358.72/11,615,275.11 = 2,278,174.88/x
  3. Step 3: Cross multiply
    7,744,358.72x = 11,615,275.11 × 2,278,174.88
  4. Step 4: Simplify right side
    7,744,358.72x = 26,461,627,979,891.23
  5. Step 5: Solve for x
    x = 26,461,627,979,891.23/7,744,358.72
  6. Step 6: Final answer
    x = 3,416,890.79

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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.