Home / 18,591,750.30-27,887,625.45-17,316,291.90

Finding the Fourth Proportional to 18,591,750.30, 27,887,625.45 and 17,316,291.90

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Solution

The fourth proportional to 18,591,750.30, 27,887,625.45 and 17,316,291.90 is: 25,974,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,750.30 : 27,887,625.45 = 17,316,291.90 : x
  2. Step 2: Convert to fraction form
    18,591,750.30/27,887,625.45 = 17,316,291.90/x
  3. Step 3: Cross multiply
    18,591,750.30x = 27,887,625.45 × 17,316,291.90
  4. Step 4: Simplify right side
    18,591,750.30x = 482,910,262,690,068.81
  5. Step 5: Solve for x
    x = 482,910,262,690,068.81/18,591,750.30
  6. Step 6: Final answer
    x = 25,974,437.85

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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.