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Finding the Third Proportional to 8,814,162 and 18,686,508

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Solution

The third proportional to 8,814,162 and 18,686,508 is: 39,616,424.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814,162 : 18,686,508 = 18,686,508 : x
  2. Step 2: Convert to fraction form
    8,814,162/18,686,508 = 18,686,508/x
  3. Step 3: Cross multiply
    8,814,162x = 18,686,508 × 18,686,508
  4. Step 4: Simplify right side
    8,814,162x = 349,185,581,234,064
  5. Step 5: Solve for x
    x = 349,185,581,234,064/8,814,162
  6. Step 6: Final answer
    x = 39,616,424.25

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.