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Finding the Third Proportional to 12,936,591 and 28,498,089

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Solution

The third proportional to 12,936,591 and 28,498,089 is: 62,778,600.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936,591 : 28,498,089 = 28,498,089 : x
  2. Step 2: Convert to fraction form
    12,936,591/28,498,089 = 28,498,089/x
  3. Step 3: Cross multiply
    12,936,591x = 28,498,089 × 28,498,089
  4. Step 4: Simplify right side
    12,936,591x = 812,141,076,651,921
  5. Step 5: Solve for x
    x = 812,141,076,651,921/12,936,591
  6. Step 6: Final answer
    x = 62,778,600.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.