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Finding the Third Proportional to 9,839,876.50 and 21,352,339

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Solution

The third proportional to 9,839,876.50 and 21,352,339 is: 46,334,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839,876.50 : 21,352,339 = 21,352,339 : x
  2. Step 2: Convert to fraction form
    9,839,876.50/21,352,339 = 21,352,339/x
  3. Step 3: Cross multiply
    9,839,876.50x = 21,352,339 × 21,352,339
  4. Step 4: Simplify right side
    9,839,876.50x = 455,922,380,770,921
  5. Step 5: Solve for x
    x = 455,922,380,770,921/9,839,876.50
  6. Step 6: Final answer
    x = 46,334,156.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.