Home / 68,829,910.31-103,244,406.17-27,888,745.43

Finding the Fourth Proportional to 68,829,910.31, 103,244,406.17 and 27,888,745.43

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Solution

The fourth proportional to 68,829,910.31, 103,244,406.17 and 27,888,745.43 is: 41,832,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,829,910.31 : 103,244,406.17 = 27,888,745.43 : x
  2. Step 2: Convert to fraction form
    68,829,910.31/103,244,406.17 = 27,888,745.43/x
  3. Step 3: Cross multiply
    68,829,910.31x = 103,244,406.17 × 27,888,745.43
  4. Step 4: Simplify right side
    68,829,910.31x = 2,879,356,960,090,986
  5. Step 5: Solve for x
    x = 2,879,356,960,090,986/68,829,910.31
  6. Step 6: Final answer
    x = 41,832,932.04

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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.