Home / 4,891,481.10-7,338,771.69-3,815,682.12

Finding the Fourth Proportional to 4,891,481.10, 7,338,771.69 and 3,815,682.12

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Solution

The fourth proportional to 4,891,481.10, 7,338,771.69 and 3,815,682.12 is: 5,724,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,481.10 : 7,338,771.69 = 3,815,682.12 : x
  2. Step 2: Convert to fraction form
    4,891,481.10/7,338,771.69 = 3,815,682.12/x
  3. Step 3: Cross multiply
    4,891,481.10x = 7,338,771.69 × 3,815,682.12
  4. Step 4: Simplify right side
    4,891,481.10x = 28,002,419,920,295.18
  5. Step 5: Solve for x
    x = 28,002,419,920,295.18/4,891,481.10
  6. Step 6: Final answer
    x = 5,724,732.31

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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.