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Finding the Third Proportional to 9,389,236.50 and 19,787,247

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Solution

The third proportional to 9,389,236.50 and 19,787,247 is: 41,700,424.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389,236.50 : 19,787,247 = 19,787,247 : x
  2. Step 2: Convert to fraction form
    9,389,236.50/19,787,247 = 19,787,247/x
  3. Step 3: Cross multiply
    9,389,236.50x = 19,787,247 × 19,787,247
  4. Step 4: Simplify right side
    9,389,236.50x = 391,535,143,839,009
  5. Step 5: Solve for x
    x = 391,535,143,839,009/9,389,236.50
  6. Step 6: Final answer
    x = 41,700,424.08

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.