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Finding the Fourth Proportional to 5,963,917.92, 8,229,990.62 and 3,644,690.48

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Solution

The fourth proportional to 5,963,917.92, 8,229,990.62 and 3,644,690.48 is: 5,029,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963,917.92 : 8,229,990.62 = 3,644,690.48 : x
  2. Step 2: Convert to fraction form
    5,963,917.92/8,229,990.62 = 3,644,690.48/x
  3. Step 3: Cross multiply
    5,963,917.92x = 8,229,990.62 × 3,644,690.48
  4. Step 4: Simplify right side
    5,963,917.92x = 29,995,768,463,203.30
  5. Step 5: Solve for x
    x = 29,995,768,463,203.30/5,963,917.92
  6. Step 6: Final answer
    x = 5,029,540.79

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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.