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Finding the Third Proportional to 8,827,778 and 13,498,275

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Solution

The third proportional to 8,827,778 and 13,498,275 is: 20,639,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827,778 : 13,498,275 = 13,498,275 : x
  2. Step 2: Convert to fraction form
    8,827,778/13,498,275 = 13,498,275/x
  3. Step 3: Cross multiply
    8,827,778x = 13,498,275 × 13,498,275
  4. Step 4: Simplify right side
    8,827,778x = 182,203,427,975,625
  5. Step 5: Solve for x
    x = 182,203,427,975,625/8,827,778
  6. Step 6: Final answer
    x = 20,639,783.64

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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.