Home / 18,534,745.20-27,802,117.80-17,275,033.20

Finding the Fourth Proportional to 18,534,745.20, 27,802,117.80 and 17,275,033.20

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Solution

The fourth proportional to 18,534,745.20, 27,802,117.80 and 17,275,033.20 is: 25,912,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,745.20 : 27,802,117.80 = 17,275,033.20 : x
  2. Step 2: Convert to fraction form
    18,534,745.20/27,802,117.80 = 17,275,033.20/x
  3. Step 3: Cross multiply
    18,534,745.20x = 27,802,117.80 × 17,275,033.20
  4. Step 4: Simplify right side
    18,534,745.20x = 480,282,508,025,310.94
  5. Step 5: Solve for x
    x = 480,282,508,025,310.94/18,534,745.20
  6. Step 6: Final answer
    x = 25,912,549.80

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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.