Home / 68,560,021.30-102,767,728.92-22,489,860.28

Finding the Fourth Proportional to 68,560,021.30, 102,767,728.92 and 22,489,860.28

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Solution

The fourth proportional to 68,560,021.30, 102,767,728.92 and 22,489,860.28 is: 33,711,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,560,021.30 : 102,767,728.92 = 22,489,860.28 : x
  2. Step 2: Convert to fraction form
    68,560,021.30/102,767,728.92 = 22,489,860.28/x
  3. Step 3: Cross multiply
    68,560,021.30x = 102,767,728.92 × 22,489,860.28
  4. Step 4: Simplify right side
    68,560,021.30x = 2,311,231,864,703,715.50
  5. Step 5: Solve for x
    x = 2,311,231,864,703,715.50/68,560,021.30
  6. Step 6: Final answer
    x = 33,711,072.73

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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.