Home / 8,191,737.22-12,287,146.56-2,511,945.94

Finding the Fourth Proportional to 8,191,737.22, 12,287,146.56 and 2,511,945.94

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Solution

The fourth proportional to 8,191,737.22, 12,287,146.56 and 2,511,945.94 is: 3,767,778.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,737.22 : 12,287,146.56 = 2,511,945.94 : x
  2. Step 2: Convert to fraction form
    8,191,737.22/12,287,146.56 = 2,511,945.94/x
  3. Step 3: Cross multiply
    8,191,737.22x = 12,287,146.56 × 2,511,945.94
  4. Step 4: Simplify right side
    8,191,737.22x = 30,864,647,915,576.97
  5. Step 5: Solve for x
    x = 30,864,647,915,576.97/8,191,737.22
  6. Step 6: Final answer
    x = 3,767,778.08

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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.