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Finding the Third Proportional to 11,289,420 and 16,959,546

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Solution

The third proportional to 11,289,420 and 16,959,546 is: 25,477,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289,420 : 16,959,546 = 16,959,546 : x
  2. Step 2: Convert to fraction form
    11,289,420/16,959,546 = 16,959,546/x
  3. Step 3: Cross multiply
    11,289,420x = 16,959,546 × 16,959,546
  4. Step 4: Simplify right side
    11,289,420x = 287,626,200,526,116
  5. Step 5: Solve for x
    x = 287,626,200,526,116/11,289,420
  6. Step 6: Final answer
    x = 25,477,500.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.