Home / 15,146,618.92-22,719,764.28-12,099,690.52

Finding the Fourth Proportional to 15,146,618.92, 22,719,764.28 and 12,099,690.52

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Solution

The fourth proportional to 15,146,618.92, 22,719,764.28 and 12,099,690.52 is: 18,149,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146,618.92 : 22,719,764.28 = 12,099,690.52 : x
  2. Step 2: Convert to fraction form
    15,146,618.92/22,719,764.28 = 12,099,690.52/x
  3. Step 3: Cross multiply
    15,146,618.92x = 22,719,764.28 × 12,099,690.52
  4. Step 4: Simplify right side
    15,146,618.92x = 274,902,116,475,350.62
  5. Step 5: Solve for x
    x = 274,902,116,475,350.62/15,146,618.92
  6. Step 6: Final answer
    x = 18,149,404.69

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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.