Home / 5,381,145.10-8,067,455.04-2,684,082.02

Finding the Fourth Proportional to 5,381,145.10, 8,067,455.04 and 2,684,082.02

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Solution

The fourth proportional to 5,381,145.10, 8,067,455.04 and 2,684,082.02 is: 4,023,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,145.10 : 8,067,455.04 = 2,684,082.02 : x
  2. Step 2: Convert to fraction form
    5,381,145.10/8,067,455.04 = 2,684,082.02/x
  3. Step 3: Cross multiply
    5,381,145.10x = 8,067,455.04 × 2,684,082.02
  4. Step 4: Simplify right side
    5,381,145.10x = 21,653,711,035,129.85
  5. Step 5: Solve for x
    x = 21,653,711,035,129.85/5,381,145.10
  6. Step 6: Final answer
    x = 4,023,996.87

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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.