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Finding the Third Proportional to 4,138,391 and 6,384,725

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Solution

The third proportional to 4,138,391 and 6,384,725 is: 9,850,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,391 : 6,384,725 = 6,384,725 : x
  2. Step 2: Convert to fraction form
    4,138,391/6,384,725 = 6,384,725/x
  3. Step 3: Cross multiply
    4,138,391x = 6,384,725 × 6,384,725
  4. Step 4: Simplify right side
    4,138,391x = 40,764,713,325,625
  5. Step 5: Solve for x
    x = 40,764,713,325,625/4,138,391
  6. Step 6: Final answer
    x = 9,850,377.44

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.