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Finding the Third Proportional to 9,254,760 and 19,930,260

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Solution

The third proportional to 9,254,760 and 19,930,260 is: 42,920,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254,760 : 19,930,260 = 19,930,260 : x
  2. Step 2: Convert to fraction form
    9,254,760/19,930,260 = 19,930,260/x
  3. Step 3: Cross multiply
    9,254,760x = 19,930,260 × 19,930,260
  4. Step 4: Simplify right side
    9,254,760x = 397,215,263,667,600
  5. Step 5: Solve for x
    x = 397,215,263,667,600/9,254,760
  6. Step 6: Final answer
    x = 42,920,104.21

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.