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Finding the Third Proportional to 2,511,691.88 and 5,502,124.13

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Solution

The third proportional to 2,511,691.88 and 5,502,124.13 is: 12,052,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,691.88 : 5,502,124.13 = 5,502,124.13 : x
  2. Step 2: Convert to fraction form
    2,511,691.88/5,502,124.13 = 5,502,124.13/x
  3. Step 3: Cross multiply
    2,511,691.88x = 5,502,124.13 × 5,502,124.13
  4. Step 4: Simplify right side
    2,511,691.88x = 30,273,369,886,907.02
  5. Step 5: Solve for x
    x = 30,273,369,886,907.02/2,511,691.88
  6. Step 6: Final answer
    x = 12,052,979.18

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.