Home / 9,491,415.57-13,098,149.01-5,140,501.65

Finding the Fourth Proportional to 9,491,415.57, 13,098,149.01 and 5,140,501.65

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Solution

The fourth proportional to 9,491,415.57, 13,098,149.01 and 5,140,501.65 is: 7,093,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,415.57 : 13,098,149.01 = 5,140,501.65 : x
  2. Step 2: Convert to fraction form
    9,491,415.57/13,098,149.01 = 5,140,501.65/x
  3. Step 3: Cross multiply
    9,491,415.57x = 13,098,149.01 × 5,140,501.65
  4. Step 4: Simplify right side
    9,491,415.57x = 67,331,056,597,850.87
  5. Step 5: Solve for x
    x = 67,331,056,597,850.87/9,491,415.57
  6. Step 6: Final answer
    x = 7,093,889.85

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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.