Home / 4,647,721.61-6,414,616.82-3,872,122.58

Finding the Fourth Proportional to 4,647,721.61, 6,414,616.82 and 3,872,122.58

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Solution

The fourth proportional to 4,647,721.61, 6,414,616.82 and 3,872,122.58 is: 5,344,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,721.61 : 6,414,616.82 = 3,872,122.58 : x
  2. Step 2: Convert to fraction form
    4,647,721.61/6,414,616.82 = 3,872,122.58/x
  3. Step 3: Cross multiply
    4,647,721.61x = 6,414,616.82 × 3,872,122.58
  4. Step 4: Simplify right side
    4,647,721.61x = 24,838,182,630,769.80
  5. Step 5: Solve for x
    x = 24,838,182,630,769.80/4,647,721.61
  6. Step 6: Final answer
    x = 5,344,163.17

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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.