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Finding the Third Proportional to 3,979,107 and 8,104,545

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Solution

The third proportional to 3,979,107 and 8,104,545 is: 16,507,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,107 : 8,104,545 = 8,104,545 : x
  2. Step 2: Convert to fraction form
    3,979,107/8,104,545 = 8,104,545/x
  3. Step 3: Cross multiply
    3,979,107x = 8,104,545 × 8,104,545
  4. Step 4: Simplify right side
    3,979,107x = 65,683,649,657,025
  5. Step 5: Solve for x
    x = 65,683,649,657,025/3,979,107
  6. Step 6: Final answer
    x = 16,507,133.30

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.