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Finding the Third Proportional to 7,236,783 and 11,195,253

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Solution

The third proportional to 7,236,783 and 11,195,253 is: 17,318,978.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,783 : 11,195,253 = 11,195,253 : x
  2. Step 2: Convert to fraction form
    7,236,783/11,195,253 = 11,195,253/x
  3. Step 3: Cross multiply
    7,236,783x = 11,195,253 × 11,195,253
  4. Step 4: Simplify right side
    7,236,783x = 125,333,689,734,009
  5. Step 5: Solve for x
    x = 125,333,689,734,009/7,236,783
  6. Step 6: Final answer
    x = 17,318,978.58

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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.