Home / 8,625,071.28-12,933,817.80-3,229,937.76

Finding the Fourth Proportional to 8,625,071.28, 12,933,817.80 and 3,229,937.76

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Solution

The fourth proportional to 8,625,071.28, 12,933,817.80 and 3,229,937.76 is: 4,843,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625,071.28 : 12,933,817.80 = 3,229,937.76 : x
  2. Step 2: Convert to fraction form
    8,625,071.28/12,933,817.80 = 3,229,937.76/x
  3. Step 3: Cross multiply
    8,625,071.28x = 12,933,817.80 × 3,229,937.76
  4. Step 4: Simplify right side
    8,625,071.28x = 41,775,426,493,180.12
  5. Step 5: Solve for x
    x = 41,775,426,493,180.12/8,625,071.28
  6. Step 6: Final answer
    x = 4,843,487.68

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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.