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Finding the Third Proportional to 7,355,456 and 11,418,096

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Solution

The third proportional to 7,355,456 and 11,418,096 is: 17,724,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355,456 : 11,418,096 = 11,418,096 : x
  2. Step 2: Convert to fraction form
    7,355,456/11,418,096 = 11,418,096/x
  3. Step 3: Cross multiply
    7,355,456x = 11,418,096 × 11,418,096
  4. Step 4: Simplify right side
    7,355,456x = 130,372,916,265,216
  5. Step 5: Solve for x
    x = 130,372,916,265,216/7,355,456
  6. Step 6: Final answer
    x = 17,724,654.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.