Home / 20,251,777.32-30,374,239.68-5,675,342.04

Finding the Fourth Proportional to 20,251,777.32, 30,374,239.68 and 5,675,342.04

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Solution

The fourth proportional to 20,251,777.32, 30,374,239.68 and 5,675,342.04 is: 8,512,052.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,251,777.32 : 30,374,239.68 = 5,675,342.04 : x
  2. Step 2: Convert to fraction form
    20,251,777.32/30,374,239.68 = 5,675,342.04/x
  3. Step 3: Cross multiply
    20,251,777.32x = 30,374,239.68 × 5,675,342.04
  4. Step 4: Simplify right side
    20,251,777.32x = 172,384,199,388,940.16
  5. Step 5: Solve for x
    x = 172,384,199,388,940.16/20,251,777.32
  6. Step 6: Final answer
    x = 8,512,052.88

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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.