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Finding the Third Proportional to 9,273,212 and 19,917,592

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Solution

The third proportional to 9,273,212 and 19,917,592 is: 42,780,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273,212 : 19,917,592 = 19,917,592 : x
  2. Step 2: Convert to fraction form
    9,273,212/19,917,592 = 19,917,592/x
  3. Step 3: Cross multiply
    9,273,212x = 19,917,592 × 19,917,592
  4. Step 4: Simplify right side
    9,273,212x = 396,710,471,078,464
  5. Step 5: Solve for x
    x = 396,710,471,078,464/9,273,212
  6. Step 6: Final answer
    x = 42,780,265.47

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