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Finding the Third Proportional to 12,963,750 and 28,260,172

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Solution

The third proportional to 12,963,750 and 28,260,172 is: 61,605,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,963,750 : 28,260,172 = 28,260,172 : x
  2. Step 2: Convert to fraction form
    12,963,750/28,260,172 = 28,260,172/x
  3. Step 3: Cross multiply
    12,963,750x = 28,260,172 × 28,260,172
  4. Step 4: Simplify right side
    12,963,750x = 798,637,321,469,584
  5. Step 5: Solve for x
    x = 798,637,321,469,584/12,963,750
  6. Step 6: Final answer
    x = 61,605,424.47

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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.