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Finding the Third Proportional to 28,771,629 and 61,647,162

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Solution

The third proportional to 28,771,629 and 61,647,162 is: 132,087,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,771,629 : 61,647,162 = 61,647,162 : x
  2. Step 2: Convert to fraction form
    28,771,629/61,647,162 = 61,647,162/x
  3. Step 3: Cross multiply
    28,771,629x = 61,647,162 × 61,647,162
  4. Step 4: Simplify right side
    28,771,629x = 3,800,372,582,654,244
  5. Step 5: Solve for x
    x = 3,800,372,582,654,244/28,771,629
  6. Step 6: Final answer
    x = 132,087,501.29

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.