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Finding the Third Proportional to 28,073,028 and 61,222,920

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Solution

The third proportional to 28,073,028 and 61,222,920 is: 133,517,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073,028 : 61,222,920 = 61,222,920 : x
  2. Step 2: Convert to fraction form
    28,073,028/61,222,920 = 61,222,920/x
  3. Step 3: Cross multiply
    28,073,028x = 61,222,920 × 61,222,920
  4. Step 4: Simplify right side
    28,073,028x = 3,748,245,933,326,400
  5. Step 5: Solve for x
    x = 3,748,245,933,326,400/28,073,028
  6. Step 6: Final answer
    x = 133,517,692.97

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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.