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Finding the Third Proportional to 4,377,216 and 6,992,698

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Solution

The third proportional to 4,377,216 and 6,992,698 is: 11,170,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377,216 : 6,992,698 = 6,992,698 : x
  2. Step 2: Convert to fraction form
    4,377,216/6,992,698 = 6,992,698/x
  3. Step 3: Cross multiply
    4,377,216x = 6,992,698 × 6,992,698
  4. Step 4: Simplify right side
    4,377,216x = 48,897,825,319,204
  5. Step 5: Solve for x
    x = 48,897,825,319,204/4,377,216
  6. Step 6: Final answer
    x = 11,170,987.52

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.