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Finding the Third Proportional to 17,505,986 and 28,127,247

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Solution

The third proportional to 17,505,986 and 28,127,247 is: 45,192,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505,986 : 28,127,247 = 28,127,247 : x
  2. Step 2: Convert to fraction form
    17,505,986/28,127,247 = 28,127,247/x
  3. Step 3: Cross multiply
    17,505,986x = 28,127,247 × 28,127,247
  4. Step 4: Simplify right side
    17,505,986x = 791,142,023,799,009
  5. Step 5: Solve for x
    x = 791,142,023,799,009/17,505,986
  6. Step 6: Final answer
    x = 45,192,657.17

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.