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Finding the Third Proportional to 9,431,760 and 19,210,372

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Solution

The third proportional to 9,431,760 and 19,210,372 is: 39,127,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431,760 : 19,210,372 = 19,210,372 : x
  2. Step 2: Convert to fraction form
    9,431,760/19,210,372 = 19,210,372/x
  3. Step 3: Cross multiply
    9,431,760x = 19,210,372 × 19,210,372
  4. Step 4: Simplify right side
    9,431,760x = 369,038,392,378,384
  5. Step 5: Solve for x
    x = 369,038,392,378,384/9,431,760
  6. Step 6: Final answer
    x = 39,127,203.45

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.