Home / 38,239,892.91-57,376,792.26-20,039,760.90

Finding the Fourth Proportional to 38,239,892.91, 57,376,792.26 and 20,039,760.90

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Solution

The fourth proportional to 38,239,892.91, 57,376,792.26 and 20,039,760.90 is: 30,068,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239,892.91 : 57,376,792.26 = 20,039,760.90 : x
  2. Step 2: Convert to fraction form
    38,239,892.91/57,376,792.26 = 20,039,760.90/x
  3. Step 3: Cross multiply
    38,239,892.91x = 57,376,792.26 × 20,039,760.90
  4. Step 4: Simplify right side
    38,239,892.91x = 1,149,817,198,099,370.50
  5. Step 5: Solve for x
    x = 1,149,817,198,099,370.50/38,239,892.91
  6. Step 6: Final answer
    x = 30,068,525.58

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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.