Home / 18,858,049.80-28,245,084.30-16,338,625.80

Finding the Fourth Proportional to 18,858,049.80, 28,245,084.30 and 16,338,625.80

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Solution

The fourth proportional to 18,858,049.80, 28,245,084.30 and 16,338,625.80 is: 24,471,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858,049.80 : 28,245,084.30 = 16,338,625.80 : x
  2. Step 2: Convert to fraction form
    18,858,049.80/28,245,084.30 = 16,338,625.80/x
  3. Step 3: Cross multiply
    18,858,049.80x = 28,245,084.30 × 16,338,625.80
  4. Step 4: Simplify right side
    18,858,049.80x = 461,485,863,067,155
  5. Step 5: Solve for x
    x = 461,485,863,067,155/18,858,049.80
  6. Step 6: Final answer
    x = 24,471,558.19

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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.