Home / 18,027,132.86-27,040,733.13-4,380,290.80

Finding the Fourth Proportional to 18,027,132.86, 27,040,733.13 and 4,380,290.80

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Solution

The fourth proportional to 18,027,132.86, 27,040,733.13 and 4,380,290.80 is: 6,570,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027,132.86 : 27,040,733.13 = 4,380,290.80 : x
  2. Step 2: Convert to fraction form
    18,027,132.86/27,040,733.13 = 4,380,290.80/x
  3. Step 3: Cross multiply
    18,027,132.86x = 27,040,733.13 × 4,380,290.80
  4. Step 4: Simplify right side
    18,027,132.86x = 118,446,274,503,418.47
  5. Step 5: Solve for x
    x = 118,446,274,503,418.47/18,027,132.86
  6. Step 6: Final answer
    x = 6,570,444.42

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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.