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Finding the Third Proportional to 3,129,380 and 6,707,886

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Solution

The third proportional to 3,129,380 and 6,707,886 is: 14,378,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,380 : 6,707,886 = 6,707,886 : x
  2. Step 2: Convert to fraction form
    3,129,380/6,707,886 = 6,707,886/x
  3. Step 3: Cross multiply
    3,129,380x = 6,707,886 × 6,707,886
  4. Step 4: Simplify right side
    3,129,380x = 44,995,734,588,996
  5. Step 5: Solve for x
    x = 44,995,734,588,996/3,129,380
  6. Step 6: Final answer
    x = 14,378,482.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.