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Finding the Third Proportional to 5,320,830 and 11,635,440

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Solution

The third proportional to 5,320,830 and 11,635,440 is: 25,444,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,830 : 11,635,440 = 11,635,440 : x
  2. Step 2: Convert to fraction form
    5,320,830/11,635,440 = 11,635,440/x
  3. Step 3: Cross multiply
    5,320,830x = 11,635,440 × 11,635,440
  4. Step 4: Simplify right side
    5,320,830x = 135,383,463,993,600
  5. Step 5: Solve for x
    x = 135,383,463,993,600/5,320,830
  6. Step 6: Final answer
    x = 25,444,049.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.