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Finding the Third Proportional to 4,393,845 and 9,260,082

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Solution

The third proportional to 4,393,845 and 9,260,082 is: 19,515,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393,845 : 9,260,082 = 9,260,082 : x
  2. Step 2: Convert to fraction form
    4,393,845/9,260,082 = 9,260,082/x
  3. Step 3: Cross multiply
    4,393,845x = 9,260,082 × 9,260,082
  4. Step 4: Simplify right side
    4,393,845x = 85,749,118,646,724
  5. Step 5: Solve for x
    x = 85,749,118,646,724/4,393,845
  6. Step 6: Final answer
    x = 19,515,735.91

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.