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Finding the Third Proportional to 9,289,161 and 19,425,306

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Solution

The third proportional to 9,289,161 and 19,425,306 is: 40,621,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,161 : 19,425,306 = 19,425,306 : x
  2. Step 2: Convert to fraction form
    9,289,161/19,425,306 = 19,425,306/x
  3. Step 3: Cross multiply
    9,289,161x = 19,425,306 × 19,425,306
  4. Step 4: Simplify right side
    9,289,161x = 377,342,513,193,636
  5. Step 5: Solve for x
    x = 377,342,513,193,636/9,289,161
  6. Step 6: Final answer
    x = 40,621,807.85

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.