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Finding the Third Proportional to 30,846,781 and 67,003,604

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Solution

The third proportional to 30,846,781 and 67,003,604 is: 145,541,375.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,846,781 : 67,003,604 = 67,003,604 : x
  2. Step 2: Convert to fraction form
    30,846,781/67,003,604 = 67,003,604/x
  3. Step 3: Cross multiply
    30,846,781x = 67,003,604 × 67,003,604
  4. Step 4: Simplify right side
    30,846,781x = 4,489,482,948,988,816
  5. Step 5: Solve for x
    x = 4,489,482,948,988,816/30,846,781
  6. Step 6: Final answer
    x = 145,541,375.91

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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.