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Finding the Third Proportional to 3,288,507 and 7,174,605

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Solution

The third proportional to 3,288,507 and 7,174,605 is: 15,652,986.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,507 : 7,174,605 = 7,174,605 : x
  2. Step 2: Convert to fraction form
    3,288,507/7,174,605 = 7,174,605/x
  3. Step 3: Cross multiply
    3,288,507x = 7,174,605 × 7,174,605
  4. Step 4: Simplify right side
    3,288,507x = 51,474,956,906,025
  5. Step 5: Solve for x
    x = 51,474,956,906,025/3,288,507
  6. Step 6: Final answer
    x = 15,652,986.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.