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Finding the Third Proportional to 8,418,886.50 and 18,184,965

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Solution

The third proportional to 8,418,886.50 and 18,184,965 is: 39,279,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,886.50 : 18,184,965 = 18,184,965 : x
  2. Step 2: Convert to fraction form
    8,418,886.50/18,184,965 = 18,184,965/x
  3. Step 3: Cross multiply
    8,418,886.50x = 18,184,965 × 18,184,965
  4. Step 4: Simplify right side
    8,418,886.50x = 330,692,952,051,225
  5. Step 5: Solve for x
    x = 330,692,952,051,225/8,418,886.50
  6. Step 6: Final answer
    x = 39,279,891.95

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.