Home / 12,067,772.74-18,101,659.11-9,676,288.24

Finding the Fourth Proportional to 12,067,772.74, 18,101,659.11 and 9,676,288.24

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Solution

The fourth proportional to 12,067,772.74, 18,101,659.11 and 9,676,288.24 is: 14,514,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,772.74 : 18,101,659.11 = 9,676,288.24 : x
  2. Step 2: Convert to fraction form
    12,067,772.74/18,101,659.11 = 9,676,288.24/x
  3. Step 3: Cross multiply
    12,067,772.74x = 18,101,659.11 × 9,676,288.24
  4. Step 4: Simplify right side
    12,067,772.74x = 175,156,871,089,041.66
  5. Step 5: Solve for x
    x = 175,156,871,089,041.66/12,067,772.74
  6. Step 6: Final answer
    x = 14,514,432.36

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Similar ratio
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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.