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Finding the Fourth Proportional to 5,666,717.92, 7,819,843.08 and 3,088,343.44

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Solution

The fourth proportional to 5,666,717.92, 7,819,843.08 and 3,088,343.44 is: 4,261,789.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,717.92 : 7,819,843.08 = 3,088,343.44 : x
  2. Step 2: Convert to fraction form
    5,666,717.92/7,819,843.08 = 3,088,343.44/x
  3. Step 3: Cross multiply
    5,666,717.92x = 7,819,843.08 × 3,088,343.44
  4. Step 4: Simplify right side
    5,666,717.92x = 24,150,361,077,947.39
  5. Step 5: Solve for x
    x = 24,150,361,077,947.39/5,666,717.92
  6. Step 6: Final answer
    x = 4,261,789.88

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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.