Home / 20,206,617.75-30,296,091.69-7,252,480.80

Finding the Fourth Proportional to 20,206,617.75, 30,296,091.69 and 7,252,480.80

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Solution

The fourth proportional to 20,206,617.75, 30,296,091.69 and 7,252,480.80 is: 10,873,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,206,617.75 : 30,296,091.69 = 7,252,480.80 : x
  2. Step 2: Convert to fraction form
    20,206,617.75/30,296,091.69 = 7,252,480.80/x
  3. Step 3: Cross multiply
    20,206,617.75x = 30,296,091.69 × 7,252,480.80
  4. Step 4: Simplify right side
    20,206,617.75x = 219,721,823,296,764.56
  5. Step 5: Solve for x
    x = 219,721,823,296,764.56/20,206,617.75
  6. Step 6: Final answer
    x = 10,873,755.62

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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.