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Finding the Third Proportional to 3,120,987 and 6,707,562

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Solution

The third proportional to 3,120,987 and 6,707,562 is: 14,415,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,987 : 6,707,562 = 6,707,562 : x
  2. Step 2: Convert to fraction form
    3,120,987/6,707,562 = 6,707,562/x
  3. Step 3: Cross multiply
    3,120,987x = 6,707,562 × 6,707,562
  4. Step 4: Simplify right side
    3,120,987x = 44,991,387,983,844
  5. Step 5: Solve for x
    x = 44,991,387,983,844/3,120,987
  6. Step 6: Final answer
    x = 14,415,756.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.