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Finding the Third Proportional to 17,991,169.50 and 27,636,408

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Solution

The third proportional to 17,991,169.50 and 27,636,408 is: 42,452,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991,169.50 : 27,636,408 = 27,636,408 : x
  2. Step 2: Convert to fraction form
    17,991,169.50/27,636,408 = 27,636,408/x
  3. Step 3: Cross multiply
    17,991,169.50x = 27,636,408 × 27,636,408
  4. Step 4: Simplify right side
    17,991,169.50x = 763,771,047,142,464
  5. Step 5: Solve for x
    x = 763,771,047,142,464/17,991,169.50
  6. Step 6: Final answer
    x = 42,452,551.36

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.