Home / 22,580,593.11-31,161,857.03-12,791,034.36

Finding the Fourth Proportional to 22,580,593.11, 31,161,857.03 and 12,791,034.36

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Solution

The fourth proportional to 22,580,593.11, 31,161,857.03 and 12,791,034.36 is: 17,651,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,580,593.11 : 31,161,857.03 = 12,791,034.36 : x
  2. Step 2: Convert to fraction form
    22,580,593.11/31,161,857.03 = 12,791,034.36/x
  3. Step 3: Cross multiply
    22,580,593.11x = 31,161,857.03 × 12,791,034.36
  4. Step 4: Simplify right side
    22,580,593.11x = 398,592,383,928,182.31
  5. Step 5: Solve for x
    x = 398,592,383,928,182.31/22,580,593.11
  6. Step 6: Final answer
    x = 17,651,989.12

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1.5x scale

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.