Home / 68,829,873.05-103,244,350.30-27,888,708.17

Finding the Fourth Proportional to 68,829,873.05, 103,244,350.30 and 27,888,708.17

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Solution

The fourth proportional to 68,829,873.05, 103,244,350.30 and 27,888,708.17 is: 41,832,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,829,873.05 : 103,244,350.30 = 27,888,708.17 : x
  2. Step 2: Convert to fraction form
    68,829,873.05/103,244,350.30 = 27,888,708.17/x
  3. Step 3: Cross multiply
    68,829,873.05x = 103,244,350.30 × 27,888,708.17
  4. Step 4: Simplify right side
    68,829,873.05x = 2,879,351,555,717,952
  5. Step 5: Solve for x
    x = 2,879,351,555,717,952/68,829,873.05
  6. Step 6: Final answer
    x = 41,832,876.16

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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.