Home / 12,255,704.80-18,383,557.20-9,067,058.80

Finding the Fourth Proportional to 12,255,704.80, 18,383,557.20 and 9,067,058.80

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Solution

The fourth proportional to 12,255,704.80, 18,383,557.20 and 9,067,058.80 is: 13,600,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,255,704.80 : 18,383,557.20 = 9,067,058.80 : x
  2. Step 2: Convert to fraction form
    12,255,704.80/18,383,557.20 = 9,067,058.80/x
  3. Step 3: Cross multiply
    12,255,704.80x = 18,383,557.20 × 9,067,058.80
  4. Step 4: Simplify right side
    12,255,704.80x = 166,684,794,085,563.38
  5. Step 5: Solve for x
    x = 166,684,794,085,563.38/12,255,704.80
  6. Step 6: Final answer
    x = 13,600,588.20

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Similar ratio
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1.5x scale

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.