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Finding the Third Proportional to 12,636,218 and 27,289,816

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Solution

The third proportional to 12,636,218 and 27,289,816 is: 58,936,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,636,218 : 27,289,816 = 27,289,816 : x
  2. Step 2: Convert to fraction form
    12,636,218/27,289,816 = 27,289,816/x
  3. Step 3: Cross multiply
    12,636,218x = 27,289,816 × 27,289,816
  4. Step 4: Simplify right side
    12,636,218x = 744,734,057,313,856
  5. Step 5: Solve for x
    x = 744,734,057,313,856/12,636,218
  6. Step 6: Final answer
    x = 58,936,467.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.