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Finding the Third Proportional to 9,103,578 and 19,505,655

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Solution

The third proportional to 9,103,578 and 19,505,655 is: 41,793,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103,578 : 19,505,655 = 19,505,655 : x
  2. Step 2: Convert to fraction form
    9,103,578/19,505,655 = 19,505,655/x
  3. Step 3: Cross multiply
    9,103,578x = 19,505,655 × 19,505,655
  4. Step 4: Simplify right side
    9,103,578x = 380,470,576,979,025
  5. Step 5: Solve for x
    x = 380,470,576,979,025/9,103,578
  6. Step 6: Final answer
    x = 41,793,520.85

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.