Home / 28,016,235.45-38,647,701.72-22,795,081.86

Finding the Fourth Proportional to 28,016,235.45, 38,647,701.72 and 22,795,081.86

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Solution

The fourth proportional to 28,016,235.45, 38,647,701.72 and 22,795,081.86 is: 31,445,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,235.45 : 38,647,701.72 = 22,795,081.86 : x
  2. Step 2: Convert to fraction form
    28,016,235.45/38,647,701.72 = 22,795,081.86/x
  3. Step 3: Cross multiply
    28,016,235.45x = 38,647,701.72 × 22,795,081.86
  4. Step 4: Simplify right side
    28,016,235.45x = 880,977,524,553,191.62
  5. Step 5: Solve for x
    x = 880,977,524,553,191.62/28,016,235.45
  6. Step 6: Final answer
    x = 31,445,249.88

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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.