Home / 5,388,052.80-8,082,079.20-3,970,876.80

Finding the Fourth Proportional to 5,388,052.80, 8,082,079.20 and 3,970,876.80

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Solution

The fourth proportional to 5,388,052.80, 8,082,079.20 and 3,970,876.80 is: 5,956,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,052.80 : 8,082,079.20 = 3,970,876.80 : x
  2. Step 2: Convert to fraction form
    5,388,052.80/8,082,079.20 = 3,970,876.80/x
  3. Step 3: Cross multiply
    5,388,052.80x = 8,082,079.20 × 3,970,876.80
  4. Step 4: Simplify right side
    5,388,052.80x = 32,092,940,791,042.56
  5. Step 5: Solve for x
    x = 32,092,940,791,042.56/5,388,052.80
  6. Step 6: Final answer
    x = 5,956,315.20

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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.