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Finding the Third Proportional to 4,286,628.84 and 9,246,306.94

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Solution

The third proportional to 4,286,628.84 and 9,246,306.94 is: 19,944,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286,628.84 : 9,246,306.94 = 9,246,306.94 : x
  2. Step 2: Convert to fraction form
    4,286,628.84/9,246,306.94 = 9,246,306.94/x
  3. Step 3: Cross multiply
    4,286,628.84x = 9,246,306.94 × 9,246,306.94
  4. Step 4: Simplify right side
    4,286,628.84x = 85,494,191,982,460.62
  5. Step 5: Solve for x
    x = 85,494,191,982,460.62/4,286,628.84
  6. Step 6: Final answer
    x = 19,944,388.73

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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.