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Finding the Third Proportional to 8,407,628 and 11,981,476

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Solution

The third proportional to 8,407,628 and 11,981,476 is: 17,074,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,628 : 11,981,476 = 11,981,476 : x
  2. Step 2: Convert to fraction form
    8,407,628/11,981,476 = 11,981,476/x
  3. Step 3: Cross multiply
    8,407,628x = 11,981,476 × 11,981,476
  4. Step 4: Simplify right side
    8,407,628x = 143,555,767,138,576
  5. Step 5: Solve for x
    x = 143,555,767,138,576/8,407,628
  6. Step 6: Final answer
    x = 17,074,467.04

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.