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Finding the Third Proportional to 4,538,954 and 7,028,263

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Solution

The third proportional to 4,538,954 and 7,028,263 is: 10,882,789.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,954 : 7,028,263 = 7,028,263 : x
  2. Step 2: Convert to fraction form
    4,538,954/7,028,263 = 7,028,263/x
  3. Step 3: Cross multiply
    4,538,954x = 7,028,263 × 7,028,263
  4. Step 4: Simplify right side
    4,538,954x = 49,396,480,797,169
  5. Step 5: Solve for x
    x = 49,396,480,797,169/4,538,954
  6. Step 6: Final answer
    x = 10,882,789.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.