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Finding the Third Proportional to 15,632,728 and 34,445,885

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Solution

The third proportional to 15,632,728 and 34,445,885 is: 75,899,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,632,728 : 34,445,885 = 34,445,885 : x
  2. Step 2: Convert to fraction form
    15,632,728/34,445,885 = 34,445,885/x
  3. Step 3: Cross multiply
    15,632,728x = 34,445,885 × 34,445,885
  4. Step 4: Simplify right side
    15,632,728x = 1,186,518,993,433,225
  5. Step 5: Solve for x
    x = 1,186,518,993,433,225/15,632,728
  6. Step 6: Final answer
    x = 75,899,676.21

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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.