Home / 39,786,974.72-54,903,780.96-22,384,053.44

Finding the Fourth Proportional to 39,786,974.72, 54,903,780.96 and 22,384,053.44

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Solution

The fourth proportional to 39,786,974.72, 54,903,780.96 and 22,384,053.44 is: 30,888,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786,974.72 : 54,903,780.96 = 22,384,053.44 : x
  2. Step 2: Convert to fraction form
    39,786,974.72/54,903,780.96 = 22,384,053.44/x
  3. Step 3: Cross multiply
    39,786,974.72x = 54,903,780.96 × 22,384,053.44
  4. Step 4: Simplify right side
    39,786,974.72x = 1,228,969,167,066,694.50
  5. Step 5: Solve for x
    x = 1,228,969,167,066,694.50/39,786,974.72
  6. Step 6: Final answer
    x = 30,888,731.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.