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Finding the Third Proportional to 7,129,296 and 15,394,950

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Solution

The third proportional to 7,129,296 and 15,394,950 is: 33,243,743.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,296 : 15,394,950 = 15,394,950 : x
  2. Step 2: Convert to fraction form
    7,129,296/15,394,950 = 15,394,950/x
  3. Step 3: Cross multiply
    7,129,296x = 15,394,950 × 15,394,950
  4. Step 4: Simplify right side
    7,129,296x = 237,004,485,502,500
  5. Step 5: Solve for x
    x = 237,004,485,502,500/7,129,296
  6. Step 6: Final answer
    x = 33,243,743.21

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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.