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Finding the Third Proportional to 13,984,884 and 30,430,872

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Solution

The third proportional to 13,984,884 and 30,430,872 is: 66,217,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984,884 : 30,430,872 = 30,430,872 : x
  2. Step 2: Convert to fraction form
    13,984,884/30,430,872 = 30,430,872/x
  3. Step 3: Cross multiply
    13,984,884x = 30,430,872 × 30,430,872
  4. Step 4: Simplify right side
    13,984,884x = 926,037,970,680,384
  5. Step 5: Solve for x
    x = 926,037,970,680,384/13,984,884
  6. Step 6: Final answer
    x = 66,217,064.85

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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.