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Finding the Third Proportional to 7,892,148 and 16,959,142

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Solution

The third proportional to 7,892,148 and 16,959,142 is: 36,442,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892,148 : 16,959,142 = 16,959,142 : x
  2. Step 2: Convert to fraction form
    7,892,148/16,959,142 = 16,959,142/x
  3. Step 3: Cross multiply
    7,892,148x = 16,959,142 × 16,959,142
  4. Step 4: Simplify right side
    7,892,148x = 287,612,497,376,164
  5. Step 5: Solve for x
    x = 287,612,497,376,164/7,892,148
  6. Step 6: Final answer
    x = 36,442,866.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.