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Finding the Third Proportional to 7,511,916 and 16,191,960

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Solution

The third proportional to 7,511,916 and 16,191,960 is: 34,901,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511,916 : 16,191,960 = 16,191,960 : x
  2. Step 2: Convert to fraction form
    7,511,916/16,191,960 = 16,191,960/x
  3. Step 3: Cross multiply
    7,511,916x = 16,191,960 × 16,191,960
  4. Step 4: Simplify right side
    7,511,916x = 262,179,568,641,600
  5. Step 5: Solve for x
    x = 262,179,568,641,600/7,511,916
  6. Step 6: Final answer
    x = 34,901,823.80

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.