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Finding the Third Proportional to 3,358,288 and 7,247,280

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Solution

The third proportional to 3,358,288 and 7,247,280 is: 15,639,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,288 : 7,247,280 = 7,247,280 : x
  2. Step 2: Convert to fraction form
    3,358,288/7,247,280 = 7,247,280/x
  3. Step 3: Cross multiply
    3,358,288x = 7,247,280 × 7,247,280
  4. Step 4: Simplify right side
    3,358,288x = 52,523,067,398,400
  5. Step 5: Solve for x
    x = 52,523,067,398,400/3,358,288
  6. Step 6: Final answer
    x = 15,639,834.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.