Home / 18,517,773.15-27,794,587.66-8,939,872.26

Finding the Fourth Proportional to 18,517,773.15, 27,794,587.66 and 8,939,872.26

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Solution

The fourth proportional to 18,517,773.15, 27,794,587.66 and 8,939,872.26 is: 13,418,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,517,773.15 : 27,794,587.66 = 8,939,872.26 : x
  2. Step 2: Convert to fraction form
    18,517,773.15/27,794,587.66 = 8,939,872.26/x
  3. Step 3: Cross multiply
    18,517,773.15x = 27,794,587.66 × 8,939,872.26
  4. Step 4: Simplify right side
    18,517,773.15x = 248,480,063,177,422.62
  5. Step 5: Solve for x
    x = 248,480,063,177,422.62/18,517,773.15
  6. Step 6: Final answer
    x = 13,418,463.50

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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.