Home / 8,691,425.30-13,041,803.55-3,643,246.10

Finding the Fourth Proportional to 8,691,425.30, 13,041,803.55 and 3,643,246.10

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Solution

The fourth proportional to 8,691,425.30, 13,041,803.55 and 3,643,246.10 is: 5,466,824.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,425.30 : 13,041,803.55 = 3,643,246.10 : x
  2. Step 2: Convert to fraction form
    8,691,425.30/13,041,803.55 = 3,643,246.10/x
  3. Step 3: Cross multiply
    8,691,425.30x = 13,041,803.55 × 3,643,246.10
  4. Step 4: Simplify right side
    8,691,425.30x = 47,514,499,920,503.66
  5. Step 5: Solve for x
    x = 47,514,499,920,503.66/8,691,425.30
  6. Step 6: Final answer
    x = 5,466,824.86

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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.