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Finding the Third Proportional to 9,367,915.78 and 21,685,376.95

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Solution

The third proportional to 9,367,915.78 and 21,685,376.95 is: 50,198,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,367,915.78 : 21,685,376.95 = 21,685,376.95 : x
  2. Step 2: Convert to fraction form
    9,367,915.78/21,685,376.95 = 21,685,376.95/x
  3. Step 3: Cross multiply
    9,367,915.78x = 21,685,376.95 × 21,685,376.95
  4. Step 4: Simplify right side
    9,367,915.78x = 470,255,573,599,081.62
  5. Step 5: Solve for x
    x = 470,255,573,599,081.62/9,367,915.78
  6. Step 6: Final answer
    x = 50,198,527.03

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.