Home / 6,388,636.20-9,582,954.30-4,251,791.40

Finding the Fourth Proportional to 6,388,636.20, 9,582,954.30 and 4,251,791.40

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Solution

The fourth proportional to 6,388,636.20, 9,582,954.30 and 4,251,791.40 is: 6,377,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,636.20 : 9,582,954.30 = 4,251,791.40 : x
  2. Step 2: Convert to fraction form
    6,388,636.20/9,582,954.30 = 4,251,791.40/x
  3. Step 3: Cross multiply
    6,388,636.20x = 9,582,954.30 × 4,251,791.40
  4. Step 4: Simplify right side
    6,388,636.20x = 40,744,722,679,333.02
  5. Step 5: Solve for x
    x = 40,744,722,679,333.02/6,388,636.20
  6. Step 6: Final answer
    x = 6,377,687.10

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Similar ratio
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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.