Home / 5,857,314.66-8,782,607.79-3,121,493.76

Finding the Fourth Proportional to 5,857,314.66, 8,782,607.79 and 3,121,493.76

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Solution

The fourth proportional to 5,857,314.66, 8,782,607.79 and 3,121,493.76 is: 4,680,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857,314.66 : 8,782,607.79 = 3,121,493.76 : x
  2. Step 2: Convert to fraction form
    5,857,314.66/8,782,607.79 = 3,121,493.76/x
  3. Step 3: Cross multiply
    5,857,314.66x = 8,782,607.79 × 3,121,493.76
  4. Step 4: Simplify right side
    5,857,314.66x = 27,414,855,413,012.39
  5. Step 5: Solve for x
    x = 27,414,855,413,012.39/5,857,314.66
  6. Step 6: Final answer
    x = 4,680,447.78

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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.