Home / 5,147,988.38-7,107,551.88-3,189,944.27

Finding the Fourth Proportional to 5,147,988.38, 7,107,551.88 and 3,189,944.27

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Solution

The fourth proportional to 5,147,988.38, 7,107,551.88 and 3,189,944.27 is: 4,404,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,988.38 : 7,107,551.88 = 3,189,944.27 : x
  2. Step 2: Convert to fraction form
    5,147,988.38/7,107,551.88 = 3,189,944.27/x
  3. Step 3: Cross multiply
    5,147,988.38x = 7,107,551.88 × 3,189,944.27
  4. Step 4: Simplify right side
    5,147,988.38x = 22,672,694,357,795.97
  5. Step 5: Solve for x
    x = 22,672,694,357,795.97/5,147,988.38
  6. Step 6: Final answer
    x = 4,404,185.23

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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.