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Finding the Third Proportional to 15,889,111.88 and 33,685,206.75

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Solution

The third proportional to 15,889,111.88 and 33,685,206.75 is: 71,413,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,889,111.88 : 33,685,206.75 = 33,685,206.75 : x
  2. Step 2: Convert to fraction form
    15,889,111.88/33,685,206.75 = 33,685,206.75/x
  3. Step 3: Cross multiply
    15,889,111.88x = 33,685,206.75 × 33,685,206.75
  4. Step 4: Simplify right side
    15,889,111.88x = 1,134,693,153,790,245.50
  5. Step 5: Solve for x
    x = 1,134,693,153,790,245.50/15,889,111.88
  6. Step 6: Final answer
    x = 71,413,252.21

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.