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Finding the Third Proportional to 4,210,372 and 9,260,552

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Solution

The third proportional to 4,210,372 and 9,260,552 is: 20,368,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,372 : 9,260,552 = 9,260,552 : x
  2. Step 2: Convert to fraction form
    4,210,372/9,260,552 = 9,260,552/x
  3. Step 3: Cross multiply
    4,210,372x = 9,260,552 × 9,260,552
  4. Step 4: Simplify right side
    4,210,372x = 85,757,823,344,704
  5. Step 5: Solve for x
    x = 85,757,823,344,704/4,210,372
  6. Step 6: Final answer
    x = 20,368,229.54

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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.