Home / 20,062,170.31-27,694,270.97-13,544,628.43

Finding the Fourth Proportional to 20,062,170.31, 27,694,270.97 and 13,544,628.43

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Solution

The fourth proportional to 20,062,170.31, 27,694,270.97 and 13,544,628.43 is: 18,697,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,170.31 : 27,694,270.97 = 13,544,628.43 : x
  2. Step 2: Convert to fraction form
    20,062,170.31/27,694,270.97 = 13,544,628.43/x
  3. Step 3: Cross multiply
    20,062,170.31x = 27,694,270.97 × 13,544,628.43
  4. Step 4: Simplify right side
    20,062,170.31x = 375,108,609,928,385.62
  5. Step 5: Solve for x
    x = 375,108,609,928,385.62/20,062,170.31
  6. Step 6: Final answer
    x = 18,697,309.62

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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.