Home / 20,107,445.82-27,747,446.07-10,940,125.02

Finding the Fourth Proportional to 20,107,445.82, 27,747,446.07 and 10,940,125.02

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Solution

The fourth proportional to 20,107,445.82, 27,747,446.07 and 10,940,125.02 is: 15,096,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,445.82 : 27,747,446.07 = 10,940,125.02 : x
  2. Step 2: Convert to fraction form
    20,107,445.82/27,747,446.07 = 10,940,125.02/x
  3. Step 3: Cross multiply
    20,107,445.82x = 27,747,446.07 × 10,940,125.02
  4. Step 4: Simplify right side
    20,107,445.82x = 303,560,528,991,507.69
  5. Step 5: Solve for x
    x = 303,560,528,991,507.69/20,107,445.82
  6. Step 6: Final answer
    x = 15,096,921.39

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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.