Home / 8,641,540.17-12,965,795.79-3,845,949.42

Finding the Fourth Proportional to 8,641,540.17, 12,965,795.79 and 3,845,949.42

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Solution

The fourth proportional to 8,641,540.17, 12,965,795.79 and 3,845,949.42 is: 5,770,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,540.17 : 12,965,795.79 = 3,845,949.42 : x
  2. Step 2: Convert to fraction form
    8,641,540.17/12,965,795.79 = 3,845,949.42/x
  3. Step 3: Cross multiply
    8,641,540.17x = 12,965,795.79 × 3,845,949.42
  4. Step 4: Simplify right side
    8,641,540.17x = 49,865,794,798,388.94
  5. Step 5: Solve for x
    x = 49,865,794,798,388.94/8,641,540.17
  6. Step 6: Final answer
    x = 5,770,475.38

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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.