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Finding the Third Proportional to 5,240,286 and 11,458,116

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Solution

The third proportional to 5,240,286 and 11,458,116 is: 25,053,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240,286 : 11,458,116 = 11,458,116 : x
  2. Step 2: Convert to fraction form
    5,240,286/11,458,116 = 11,458,116/x
  3. Step 3: Cross multiply
    5,240,286x = 11,458,116 × 11,458,116
  4. Step 4: Simplify right side
    5,240,286x = 131,288,422,269,456
  5. Step 5: Solve for x
    x = 131,288,422,269,456/5,240,286
  6. Step 6: Final answer
    x = 25,053,674.98

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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.