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Finding the Third Proportional to 18,751,158 and 28,176,667

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Solution

The third proportional to 18,751,158 and 28,176,667 is: 42,340,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,158 : 28,176,667 = 28,176,667 : x
  2. Step 2: Convert to fraction form
    18,751,158/28,176,667 = 28,176,667/x
  3. Step 3: Cross multiply
    18,751,158x = 28,176,667 × 28,176,667
  4. Step 4: Simplify right side
    18,751,158x = 793,924,563,228,889
  5. Step 5: Solve for x
    x = 793,924,563,228,889/18,751,158
  6. Step 6: Final answer
    x = 42,340,028.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.