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Finding the Third Proportional to 7,107,438 and 15,349,701

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Solution

The third proportional to 7,107,438 and 15,349,701 is: 33,150,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107,438 : 15,349,701 = 15,349,701 : x
  2. Step 2: Convert to fraction form
    7,107,438/15,349,701 = 15,349,701/x
  3. Step 3: Cross multiply
    7,107,438x = 15,349,701 × 15,349,701
  4. Step 4: Simplify right side
    7,107,438x = 235,613,320,789,401
  5. Step 5: Solve for x
    x = 235,613,320,789,401/7,107,438
  6. Step 6: Final answer
    x = 33,150,246.37

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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.