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Finding the Third Proportional to 9,433,818 and 20,212,866

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Solution

The third proportional to 9,433,818 and 20,212,866 is: 43,308,017.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433,818 : 20,212,866 = 20,212,866 : x
  2. Step 2: Convert to fraction form
    9,433,818/20,212,866 = 20,212,866/x
  3. Step 3: Cross multiply
    9,433,818x = 20,212,866 × 20,212,866
  4. Step 4: Simplify right side
    9,433,818x = 408,559,951,933,956
  5. Step 5: Solve for x
    x = 408,559,951,933,956/9,433,818
  6. Step 6: Final answer
    x = 43,308,017.17

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.