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Finding the Third Proportional to 3,298,311 and 7,160,634

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Solution

The third proportional to 3,298,311 and 7,160,634 is: 15,545,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298,311 : 7,160,634 = 7,160,634 : x
  2. Step 2: Convert to fraction form
    3,298,311/7,160,634 = 7,160,634/x
  3. Step 3: Cross multiply
    3,298,311x = 7,160,634 × 7,160,634
  4. Step 4: Simplify right side
    3,298,311x = 51,274,679,281,956
  5. Step 5: Solve for x
    x = 51,274,679,281,956/3,298,311
  6. Step 6: Final answer
    x = 15,545,738.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.