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Finding the Third Proportional to 11,453,816 and 16,021,647

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Solution

The third proportional to 11,453,816 and 16,021,647 is: 22,411,148.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453,816 : 16,021,647 = 16,021,647 : x
  2. Step 2: Convert to fraction form
    11,453,816/16,021,647 = 16,021,647/x
  3. Step 3: Cross multiply
    11,453,816x = 16,021,647 × 16,021,647
  4. Step 4: Simplify right side
    11,453,816x = 256,693,172,592,609
  5. Step 5: Solve for x
    x = 256,693,172,592,609/11,453,816
  6. Step 6: Final answer
    x = 22,411,148.62

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.