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Finding the Third Proportional to 9,276,330 and 20,199,471

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Solution

The third proportional to 9,276,330 and 20,199,471 is: 43,984,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276,330 : 20,199,471 = 20,199,471 : x
  2. Step 2: Convert to fraction form
    9,276,330/20,199,471 = 20,199,471/x
  3. Step 3: Cross multiply
    9,276,330x = 20,199,471 × 20,199,471
  4. Step 4: Simplify right side
    9,276,330x = 408,018,628,679,841
  5. Step 5: Solve for x
    x = 408,018,628,679,841/9,276,330
  6. Step 6: Final answer
    x = 43,984,919.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.