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Finding the Third Proportional to 3,553,517 and 5,458,637

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Solution

The third proportional to 3,553,517 and 5,458,637 is: 8,385,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,517 : 5,458,637 = 5,458,637 : x
  2. Step 2: Convert to fraction form
    3,553,517/5,458,637 = 5,458,637/x
  3. Step 3: Cross multiply
    3,553,517x = 5,458,637 × 5,458,637
  4. Step 4: Simplify right side
    3,553,517x = 29,796,717,897,769
  5. Step 5: Solve for x
    x = 29,796,717,897,769/3,553,517
  6. Step 6: Final answer
    x = 8,385,134.47

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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.