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Finding the Third Proportional to 8,435,618 and 17,469,430

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Solution

The third proportional to 8,435,618 and 17,469,430 is: 36,177,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,618 : 17,469,430 = 17,469,430 : x
  2. Step 2: Convert to fraction form
    8,435,618/17,469,430 = 17,469,430/x
  3. Step 3: Cross multiply
    8,435,618x = 17,469,430 × 17,469,430
  4. Step 4: Simplify right side
    8,435,618x = 305,180,984,524,900
  5. Step 5: Solve for x
    x = 305,180,984,524,900/8,435,618
  6. Step 6: Final answer
    x = 36,177,667.66

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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.