Home / 5,328,082.10-7,992,123.15-2,777,165.30

Finding the Fourth Proportional to 5,328,082.10, 7,992,123.15 and 2,777,165.30

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Solution

The fourth proportional to 5,328,082.10, 7,992,123.15 and 2,777,165.30 is: 4,165,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,082.10 : 7,992,123.15 = 2,777,165.30 : x
  2. Step 2: Convert to fraction form
    5,328,082.10/7,992,123.15 = 2,777,165.30/x
  3. Step 3: Cross multiply
    5,328,082.10x = 7,992,123.15 × 2,777,165.30
  4. Step 4: Simplify right side
    5,328,082.10x = 22,195,447,085,506.70
  5. Step 5: Solve for x
    x = 22,195,447,085,506.70/5,328,082.10
  6. Step 6: Final answer
    x = 4,165,747.95

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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.