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Finding the Third Proportional to 28,228,536 and 61,236,720

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Solution

The third proportional to 28,228,536 and 61,236,720 is: 132,842,024.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,228,536 : 61,236,720 = 61,236,720 : x
  2. Step 2: Convert to fraction form
    28,228,536/61,236,720 = 61,236,720/x
  3. Step 3: Cross multiply
    28,228,536x = 61,236,720 × 61,236,720
  4. Step 4: Simplify right side
    28,228,536x = 3,749,935,876,358,400
  5. Step 5: Solve for x
    x = 3,749,935,876,358,400/28,228,536
  6. Step 6: Final answer
    x = 132,842,024.69

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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.