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Finding the Third Proportional to 18,544,066 and 28,367,221

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Solution

The third proportional to 18,544,066 and 28,367,221 is: 43,393,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544,066 : 28,367,221 = 28,367,221 : x
  2. Step 2: Convert to fraction form
    18,544,066/28,367,221 = 28,367,221/x
  3. Step 3: Cross multiply
    18,544,066x = 28,367,221 × 28,367,221
  4. Step 4: Simplify right side
    18,544,066x = 804,699,227,262,841
  5. Step 5: Solve for x
    x = 804,699,227,262,841/18,544,066
  6. Step 6: Final answer
    x = 43,393,893.62

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.