Home / 18,682,048.40-28,017,823.80-5,906,469.20

Finding the Fourth Proportional to 18,682,048.40, 28,017,823.80 and 5,906,469.20

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Solution

The fourth proportional to 18,682,048.40, 28,017,823.80 and 5,906,469.20 is: 8,858,044.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682,048.40 : 28,017,823.80 = 5,906,469.20 : x
  2. Step 2: Convert to fraction form
    18,682,048.40/28,017,823.80 = 5,906,469.20/x
  3. Step 3: Cross multiply
    18,682,048.40x = 28,017,823.80 × 5,906,469.20
  4. Step 4: Simplify right side
    18,682,048.40x = 165,486,413,325,726.97
  5. Step 5: Solve for x
    x = 165,486,413,325,726.97/18,682,048.40
  6. Step 6: Final answer
    x = 8,858,044.35

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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.