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Finding the Third Proportional to 12,957,934 and 28,356,559

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Solution

The third proportional to 12,957,934 and 28,356,559 is: 62,054,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,934 : 28,356,559 = 28,356,559 : x
  2. Step 2: Convert to fraction form
    12,957,934/28,356,559 = 28,356,559/x
  3. Step 3: Cross multiply
    12,957,934x = 28,356,559 × 28,356,559
  4. Step 4: Simplify right side
    12,957,934x = 804,094,438,320,481
  5. Step 5: Solve for x
    x = 804,094,438,320,481/12,957,934
  6. Step 6: Final answer
    x = 62,054,216.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.