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Finding the Third Proportional to 19,277,642 and 25,700,655

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Solution

The third proportional to 19,277,642 and 25,700,655 is: 34,263,716.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277,642 : 25,700,655 = 25,700,655 : x
  2. Step 2: Convert to fraction form
    19,277,642/25,700,655 = 25,700,655/x
  3. Step 3: Cross multiply
    19,277,642x = 25,700,655 × 25,700,655
  4. Step 4: Simplify right side
    19,277,642x = 660,523,667,429,025
  5. Step 5: Solve for x
    x = 660,523,667,429,025/19,277,642
  6. Step 6: Final answer
    x = 34,263,716.87

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.