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Finding the Third Proportional to 6,992,279 and 15,372,153

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Solution

The third proportional to 6,992,279 and 15,372,153 is: 33,794,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992,279 : 15,372,153 = 15,372,153 : x
  2. Step 2: Convert to fraction form
    6,992,279/15,372,153 = 15,372,153/x
  3. Step 3: Cross multiply
    6,992,279x = 15,372,153 × 15,372,153
  4. Step 4: Simplify right side
    6,992,279x = 236,303,087,855,409
  5. Step 5: Solve for x
    x = 236,303,087,855,409/6,992,279
  6. Step 6: Final answer
    x = 33,794,859.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.