Home / 43,578,286.72-60,093,433.92-28,888,842.88

Finding the Fourth Proportional to 43,578,286.72, 60,093,433.92 and 28,888,842.88

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Solution

The fourth proportional to 43,578,286.72, 60,093,433.92 and 28,888,842.88 is: 39,837,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,578,286.72 : 60,093,433.92 = 28,888,842.88 : x
  2. Step 2: Convert to fraction form
    43,578,286.72/60,093,433.92 = 28,888,842.88/x
  3. Step 3: Cross multiply
    43,578,286.72x = 60,093,433.92 × 28,888,842.88
  4. Step 4: Simplify right side
    43,578,286.72x = 1,736,029,770,634,542.50
  5. Step 5: Solve for x
    x = 1,736,029,770,634,542.50/43,578,286.72
  6. Step 6: Final answer
    x = 39,837,035.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.