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Finding the Third Proportional to 28,020,845 and 61,558,125

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Solution

The third proportional to 28,020,845 and 61,558,125 is: 135,235,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,020,845 : 61,558,125 = 61,558,125 : x
  2. Step 2: Convert to fraction form
    28,020,845/61,558,125 = 61,558,125/x
  3. Step 3: Cross multiply
    28,020,845x = 61,558,125 × 61,558,125
  4. Step 4: Simplify right side
    28,020,845x = 3,789,402,753,515,625
  5. Step 5: Solve for x
    x = 3,789,402,753,515,625/28,020,845
  6. Step 6: Final answer
    x = 135,235,134.90

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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.