Home / 20,494,958.97-30,741,948.42-6,661,900.34

Finding the Fourth Proportional to 20,494,958.97, 30,741,948.42 and 6,661,900.34

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Solution

The fourth proportional to 20,494,958.97, 30,741,948.42 and 6,661,900.34 is: 9,992,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494,958.97 : 30,741,948.42 = 6,661,900.34 : x
  2. Step 2: Convert to fraction form
    20,494,958.97/30,741,948.42 = 6,661,900.34/x
  3. Step 3: Cross multiply
    20,494,958.97x = 30,741,948.42 × 6,661,900.34
  4. Step 4: Simplify right side
    20,494,958.97x = 204,799,796,477,750.72
  5. Step 5: Solve for x
    x = 204,799,796,477,750.72/20,494,958.97
  6. Step 6: Final answer
    x = 9,992,691.22

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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.