Home / 6,517,078.21-8,992,972.02-3,867,469.61

Finding the Fourth Proportional to 6,517,078.21, 8,992,972.02 and 3,867,469.61

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Solution

The fourth proportional to 6,517,078.21, 8,992,972.02 and 3,867,469.61 is: 5,336,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,078.21 : 8,992,972.02 = 3,867,469.61 : x
  2. Step 2: Convert to fraction form
    6,517,078.21/8,992,972.02 = 3,867,469.61/x
  3. Step 3: Cross multiply
    6,517,078.21x = 8,992,972.02 × 3,867,469.61
  4. Step 4: Simplify right side
    6,517,078.21x = 34,780,046,025,473.27
  5. Step 5: Solve for x
    x = 34,780,046,025,473.27/6,517,078.21
  6. Step 6: Final answer
    x = 5,336,754.44

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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.