Home / 6,419,581.16-9,627,843.90-2,581,412.72

Finding the Fourth Proportional to 6,419,581.16, 9,627,843.90 and 2,581,412.72

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Solution

The fourth proportional to 6,419,581.16, 9,627,843.90 and 2,581,412.72 is: 3,871,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419,581.16 : 9,627,843.90 = 2,581,412.72 : x
  2. Step 2: Convert to fraction form
    6,419,581.16/9,627,843.90 = 2,581,412.72/x
  3. Step 3: Cross multiply
    6,419,581.16x = 9,627,843.90 × 2,581,412.72
  4. Step 4: Simplify right side
    6,419,581.16x = 24,853,438,709,634.41
  5. Step 5: Solve for x
    x = 24,853,438,709,634.41/6,419,581.16
  6. Step 6: Final answer
    x = 3,871,504.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.