Home / 4,157,372.89-5,741,136.53-3,930,944.68

Finding the Fourth Proportional to 4,157,372.89, 5,741,136.53 and 3,930,944.68

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Solution

The fourth proportional to 4,157,372.89, 5,741,136.53 and 3,930,944.68 is: 5,428,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,372.89 : 5,741,136.53 = 3,930,944.68 : x
  2. Step 2: Convert to fraction form
    4,157,372.89/5,741,136.53 = 3,930,944.68/x
  3. Step 3: Cross multiply
    4,157,372.89x = 5,741,136.53 × 3,930,944.68
  4. Step 4: Simplify right side
    4,157,372.89x = 22,568,090,099,757.16
  5. Step 5: Solve for x
    x = 22,568,090,099,757.16/4,157,372.89
  6. Step 6: Final answer
    x = 5,428,449.82

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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.