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Finding the Third Proportional to 3,107,630 and 6,791,647

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Solution

The third proportional to 3,107,630 and 6,791,647 is: 14,842,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,630 : 6,791,647 = 6,791,647 : x
  2. Step 2: Convert to fraction form
    3,107,630/6,791,647 = 6,791,647/x
  3. Step 3: Cross multiply
    3,107,630x = 6,791,647 × 6,791,647
  4. Step 4: Simplify right side
    3,107,630x = 46,126,468,972,609
  5. Step 5: Solve for x
    x = 46,126,468,972,609/3,107,630
  6. Step 6: Final answer
    x = 14,842,973.25

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.