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Finding the Third Proportional to 9,725,406 and 20,959,110

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Solution

The third proportional to 9,725,406 and 20,959,110 is: 45,168,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725,406 : 20,959,110 = 20,959,110 : x
  2. Step 2: Convert to fraction form
    9,725,406/20,959,110 = 20,959,110/x
  3. Step 3: Cross multiply
    9,725,406x = 20,959,110 × 20,959,110
  4. Step 4: Simplify right side
    9,725,406x = 439,284,291,992,100
  5. Step 5: Solve for x
    x = 439,284,291,992,100/9,725,406
  6. Step 6: Final answer
    x = 45,168,735.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.