Home / 5,143,687.60-7,700,396.22-3,433,589.38

Finding the Fourth Proportional to 5,143,687.60, 7,700,396.22 and 3,433,589.38

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Solution

The fourth proportional to 5,143,687.60, 7,700,396.22 and 3,433,589.38 is: 5,140,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,687.60 : 7,700,396.22 = 3,433,589.38 : x
  2. Step 2: Convert to fraction form
    5,143,687.60/7,700,396.22 = 3,433,589.38/x
  3. Step 3: Cross multiply
    5,143,687.60x = 7,700,396.22 × 3,433,589.38
  4. Step 4: Simplify right side
    5,143,687.60x = 26,439,998,649,094.91
  5. Step 5: Solve for x
    x = 26,439,998,649,094.91/5,143,687.60
  6. Step 6: Final answer
    x = 5,140,280.81

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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.