Home / 4,000,082.22-5,520,128.10-2,164,540.53

Finding the Fourth Proportional to 4,000,082.22, 5,520,128.10 and 2,164,540.53

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Solution

The fourth proportional to 4,000,082.22, 5,520,128.10 and 2,164,540.53 is: 2,987,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,082.22 : 5,520,128.10 = 2,164,540.53 : x
  2. Step 2: Convert to fraction form
    4,000,082.22/5,520,128.10 = 2,164,540.53/x
  3. Step 3: Cross multiply
    4,000,082.22x = 5,520,128.10 × 2,164,540.53
  4. Step 4: Simplify right side
    4,000,082.22x = 11,948,541,003,241.89
  5. Step 5: Solve for x
    x = 11,948,541,003,241.89/4,000,082.22
  6. Step 6: Final answer
    x = 2,987,073.85

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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.