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Finding the Third Proportional to 28,469,970 and 43,104,217

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Solution

The third proportional to 28,469,970 and 43,104,217 is: 65,260,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,970 : 43,104,217 = 43,104,217 : x
  2. Step 2: Convert to fraction form
    28,469,970/43,104,217 = 43,104,217/x
  3. Step 3: Cross multiply
    28,469,970x = 43,104,217 × 43,104,217
  4. Step 4: Simplify right side
    28,469,970x = 1,857,973,523,183,089
  5. Step 5: Solve for x
    x = 1,857,973,523,183,089/28,469,970
  6. Step 6: Final answer
    x = 65,260,817.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.