Home / 25,491,605.79-38,200,317.15-15,755,431.71

Finding the Fourth Proportional to 25,491,605.79, 38,200,317.15 and 15,755,431.71

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Solution

The fourth proportional to 25,491,605.79, 38,200,317.15 and 15,755,431.71 is: 23,610,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491,605.79 : 38,200,317.15 = 15,755,431.71 : x
  2. Step 2: Convert to fraction form
    25,491,605.79/38,200,317.15 = 15,755,431.71/x
  3. Step 3: Cross multiply
    25,491,605.79x = 38,200,317.15 × 15,755,431.71
  4. Step 4: Simplify right side
    25,491,605.79x = 601,862,488,157,166.88
  5. Step 5: Solve for x
    x = 601,862,488,157,166.88/25,491,605.79
  6. Step 6: Final answer
    x = 23,610,222.64

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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.