Home / 18,397,801.56-25,205,078.31-17,708,251.44

Finding the Fourth Proportional to 18,397,801.56, 25,205,078.31 and 17,708,251.44

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Solution

The fourth proportional to 18,397,801.56, 25,205,078.31 and 17,708,251.44 is: 24,260,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,397,801.56 : 25,205,078.31 = 17,708,251.44 : x
  2. Step 2: Convert to fraction form
    18,397,801.56/25,205,078.31 = 17,708,251.44/x
  3. Step 3: Cross multiply
    18,397,801.56x = 25,205,078.31 × 17,708,251.44
  4. Step 4: Simplify right side
    18,397,801.56x = 446,337,864,278,370.25
  5. Step 5: Solve for x
    x = 446,337,864,278,370.25/18,397,801.56
  6. Step 6: Final answer
    x = 24,260,391.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.