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Finding the Third Proportional to 8,313,208 and 13,238,172

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Solution

The third proportional to 8,313,208 and 13,238,172 is: 21,080,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,208 : 13,238,172 = 13,238,172 : x
  2. Step 2: Convert to fraction form
    8,313,208/13,238,172 = 13,238,172/x
  3. Step 3: Cross multiply
    8,313,208x = 13,238,172 × 13,238,172
  4. Step 4: Simplify right side
    8,313,208x = 175,249,197,901,584
  5. Step 5: Solve for x
    x = 175,249,197,901,584/8,313,208
  6. Step 6: Final answer
    x = 21,080,814.76

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.