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Finding the Third Proportional to 5,341,660 and 10,872,103

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Solution

The third proportional to 5,341,660 and 10,872,103 is: 22,128,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,660 : 10,872,103 = 10,872,103 : x
  2. Step 2: Convert to fraction form
    5,341,660/10,872,103 = 10,872,103/x
  3. Step 3: Cross multiply
    5,341,660x = 10,872,103 × 10,872,103
  4. Step 4: Simplify right side
    5,341,660x = 118,202,623,642,609
  5. Step 5: Solve for x
    x = 118,202,623,642,609/5,341,660
  6. Step 6: Final answer
    x = 22,128,443.90

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.