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Finding the Third Proportional to 9,010,143.84 and 18,659,043.56

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Solution

The third proportional to 9,010,143.84 and 18,659,043.56 is: 38,640,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010,143.84 : 18,659,043.56 = 18,659,043.56 : x
  2. Step 2: Convert to fraction form
    9,010,143.84/18,659,043.56 = 18,659,043.56/x
  3. Step 3: Cross multiply
    9,010,143.84x = 18,659,043.56 × 18,659,043.56
  4. Step 4: Simplify right side
    9,010,143.84x = 348,159,906,667,272.69
  5. Step 5: Solve for x
    x = 348,159,906,667,272.69/9,010,143.84
  6. Step 6: Final answer
    x = 38,640,882.18

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.