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Finding the Third Proportional to 9,069,370 and 19,932,019

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Solution

The third proportional to 9,069,370 and 19,932,019 is: 43,805,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,370 : 19,932,019 = 19,932,019 : x
  2. Step 2: Convert to fraction form
    9,069,370/19,932,019 = 19,932,019/x
  3. Step 3: Cross multiply
    9,069,370x = 19,932,019 × 19,932,019
  4. Step 4: Simplify right side
    9,069,370x = 397,285,381,416,361
  5. Step 5: Solve for x
    x = 397,285,381,416,361/9,069,370
  6. Step 6: Final answer
    x = 43,805,179.57

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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.