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Finding the Third Proportional to 11,821,384 and 25,528,879

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Solution

The third proportional to 11,821,384 and 25,528,879 is: 55,130,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,384 : 25,528,879 = 25,528,879 : x
  2. Step 2: Convert to fraction form
    11,821,384/25,528,879 = 25,528,879/x
  3. Step 3: Cross multiply
    11,821,384x = 25,528,879 × 25,528,879
  4. Step 4: Simplify right side
    11,821,384x = 651,723,662,996,641
  5. Step 5: Solve for x
    x = 651,723,662,996,641/11,821,384
  6. Step 6: Final answer
    x = 55,130,910.48

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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.