Home / 8,707,850.17-12,016,122.51-5,126,890.78

Finding the Fourth Proportional to 8,707,850.17, 12,016,122.51 and 5,126,890.78

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Solution

The fourth proportional to 8,707,850.17, 12,016,122.51 and 5,126,890.78 is: 7,074,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,850.17 : 12,016,122.51 = 5,126,890.78 : x
  2. Step 2: Convert to fraction form
    8,707,850.17/12,016,122.51 = 5,126,890.78/x
  3. Step 3: Cross multiply
    8,707,850.17x = 12,016,122.51 × 5,126,890.78
  4. Step 4: Simplify right side
    8,707,850.17x = 61,605,347,723,078.65
  5. Step 5: Solve for x
    x = 61,605,347,723,078.65/8,707,850.17
  6. Step 6: Final answer
    x = 7,074,690.82

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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.