Home / 5,177,436.75-7,145,287.92-2,854,542.03

Finding the Fourth Proportional to 5,177,436.75, 7,145,287.92 and 2,854,542.03

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Solution

The fourth proportional to 5,177,436.75, 7,145,287.92 and 2,854,542.03 is: 3,939,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,436.75 : 7,145,287.92 = 2,854,542.03 : x
  2. Step 2: Convert to fraction form
    5,177,436.75/7,145,287.92 = 2,854,542.03/x
  3. Step 3: Cross multiply
    5,177,436.75x = 7,145,287.92 × 2,854,542.03
  4. Step 4: Simplify right side
    5,177,436.75x = 20,396,524,684,091.28
  5. Step 5: Solve for x
    x = 20,396,524,684,091.28/5,177,436.75
  6. Step 6: Final answer
    x = 3,939,502.44

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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.