Home / 8,936,276.18-12,331,074.38-5,015,132.96

Finding the Fourth Proportional to 8,936,276.18, 12,331,074.38 and 5,015,132.96

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Solution

The fourth proportional to 8,936,276.18, 12,331,074.38 and 5,015,132.96 is: 6,920,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936,276.18 : 12,331,074.38 = 5,015,132.96 : x
  2. Step 2: Convert to fraction form
    8,936,276.18/12,331,074.38 = 5,015,132.96/x
  3. Step 3: Cross multiply
    8,936,276.18x = 12,331,074.38 × 5,015,132.96
  4. Step 4: Simplify right side
    8,936,276.18x = 61,841,977,468,618.53
  5. Step 5: Solve for x
    x = 61,841,977,468,618.53/8,936,276.18
  6. Step 6: Final answer
    x = 6,920,329.71

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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.