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Finding the Third Proportional to 11,818,780 and 25,879,577

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Solution

The third proportional to 11,818,780 and 25,879,577 is: 56,668,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818,780 : 25,879,577 = 25,879,577 : x
  2. Step 2: Convert to fraction form
    11,818,780/25,879,577 = 25,879,577/x
  3. Step 3: Cross multiply
    11,818,780x = 25,879,577 × 25,879,577
  4. Step 4: Simplify right side
    11,818,780x = 669,752,505,698,929
  5. Step 5: Solve for x
    x = 669,752,505,698,929/11,818,780
  6. Step 6: Final answer
    x = 56,668,497.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.