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Finding the Third Proportional to 4,278,852 and 9,514,394

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Solution

The third proportional to 4,278,852 and 9,514,394 is: 21,156,070.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,852 : 9,514,394 = 9,514,394 : x
  2. Step 2: Convert to fraction form
    4,278,852/9,514,394 = 9,514,394/x
  3. Step 3: Cross multiply
    4,278,852x = 9,514,394 × 9,514,394
  4. Step 4: Simplify right side
    4,278,852x = 90,523,693,187,236
  5. Step 5: Solve for x
    x = 90,523,693,187,236/4,278,852
  6. Step 6: Final answer
    x = 21,156,070.18

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.