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Finding the Third Proportional to 7,372,487 and 16,162,157

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Solution

The third proportional to 7,372,487 and 16,162,157 is: 35,431,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,487 : 16,162,157 = 16,162,157 : x
  2. Step 2: Convert to fraction form
    7,372,487/16,162,157 = 16,162,157/x
  3. Step 3: Cross multiply
    7,372,487x = 16,162,157 × 16,162,157
  4. Step 4: Simplify right side
    7,372,487x = 261,215,318,892,649
  5. Step 5: Solve for x
    x = 261,215,318,892,649/7,372,487
  6. Step 6: Final answer
    x = 35,431,099.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.