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Finding the Third Proportional to 17,996,834 and 38,724,821

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Solution

The third proportional to 17,996,834 and 38,724,821 is: 83,326,420.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996,834 : 38,724,821 = 38,724,821 : x
  2. Step 2: Convert to fraction form
    17,996,834/38,724,821 = 38,724,821/x
  3. Step 3: Cross multiply
    17,996,834x = 38,724,821 × 38,724,821
  4. Step 4: Simplify right side
    17,996,834x = 1,499,611,761,482,041
  5. Step 5: Solve for x
    x = 1,499,611,761,482,041/17,996,834
  6. Step 6: Final answer
    x = 83,326,420.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.