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Finding the Third Proportional to 12,171,219 and 25,700,559

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Solution

The third proportional to 12,171,219 and 25,700,559 is: 54,268,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,219 : 25,700,559 = 25,700,559 : x
  2. Step 2: Convert to fraction form
    12,171,219/25,700,559 = 25,700,559/x
  3. Step 3: Cross multiply
    12,171,219x = 25,700,559 × 25,700,559
  4. Step 4: Simplify right side
    12,171,219x = 660,518,732,912,481
  5. Step 5: Solve for x
    x = 660,518,732,912,481/12,171,219
  6. Step 6: Final answer
    x = 54,268,905.43

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.