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Finding the Third Proportional to 9,263,888 and 20,412,520

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Solution

The third proportional to 9,263,888 and 20,412,520 is: 44,977,980.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263,888 : 20,412,520 = 20,412,520 : x
  2. Step 2: Convert to fraction form
    9,263,888/20,412,520 = 20,412,520/x
  3. Step 3: Cross multiply
    9,263,888x = 20,412,520 × 20,412,520
  4. Step 4: Simplify right side
    9,263,888x = 416,670,972,750,400
  5. Step 5: Solve for x
    x = 416,670,972,750,400/9,263,888
  6. Step 6: Final answer
    x = 44,977,980.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.