Home / 4,002,168.57-5,522,967.31-2,166,613.47

Finding the Fourth Proportional to 4,002,168.57, 5,522,967.31 and 2,166,613.47

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Solution

The fourth proportional to 4,002,168.57, 5,522,967.31 and 2,166,613.47 is: 2,989,912.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,168.57 : 5,522,967.31 = 2,166,613.47 : x
  2. Step 2: Convert to fraction form
    4,002,168.57/5,522,967.31 = 2,166,613.47/x
  3. Step 3: Cross multiply
    4,002,168.57x = 5,522,967.31 × 2,166,613.47
  4. Step 4: Simplify right side
    4,002,168.57x = 11,966,135,368,215.67
  5. Step 5: Solve for x
    x = 11,966,135,368,215.67/4,002,168.57
  6. Step 6: Final answer
    x = 2,989,912.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.