Home / 5,715,360.91-7,887,299.97-3,137,281.57

Finding the Fourth Proportional to 5,715,360.91, 7,887,299.97 and 3,137,281.57

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Solution

The fourth proportional to 5,715,360.91, 7,887,299.97 and 3,137,281.57 is: 4,329,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,360.91 : 7,887,299.97 = 3,137,281.57 : x
  2. Step 2: Convert to fraction form
    5,715,360.91/7,887,299.97 = 3,137,281.57/x
  3. Step 3: Cross multiply
    5,715,360.91x = 7,887,299.97 × 3,137,281.57
  4. Step 4: Simplify right side
    5,715,360.91x = 24,744,680,832,942.55
  5. Step 5: Solve for x
    x = 24,744,680,832,942.55/5,715,360.91
  6. Step 6: Final answer
    x = 4,329,504.51

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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.