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Finding the Third Proportional to 11,316,921 and 17,949,339

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Solution

The third proportional to 11,316,921 and 17,949,339 is: 28,468,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316,921 : 17,949,339 = 17,949,339 : x
  2. Step 2: Convert to fraction form
    11,316,921/17,949,339 = 17,949,339/x
  3. Step 3: Cross multiply
    11,316,921x = 17,949,339 × 17,949,339
  4. Step 4: Simplify right side
    11,316,921x = 322,178,770,536,921
  5. Step 5: Solve for x
    x = 322,178,770,536,921/11,316,921
  6. Step 6: Final answer
    x = 28,468,765.54

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.