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Finding the Third Proportional to 7,511,915 and 16,191,958

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Solution

The third proportional to 7,511,915 and 16,191,958 is: 34,901,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511,915 : 16,191,958 = 16,191,958 : x
  2. Step 2: Convert to fraction form
    7,511,915/16,191,958 = 16,191,958/x
  3. Step 3: Cross multiply
    7,511,915x = 16,191,958 × 16,191,958
  4. Step 4: Simplify right side
    7,511,915x = 262,179,503,873,764
  5. Step 5: Solve for x
    x = 262,179,503,873,764/7,511,915
  6. Step 6: Final answer
    x = 34,901,819.83

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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.