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Finding the Third Proportional to 18,186,724.50 and 39,400,524

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Solution

The third proportional to 18,186,724.50 and 39,400,524 is: 85,359,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186,724.50 : 39,400,524 = 39,400,524 : x
  2. Step 2: Convert to fraction form
    18,186,724.50/39,400,524 = 39,400,524/x
  3. Step 3: Cross multiply
    18,186,724.50x = 39,400,524 × 39,400,524
  4. Step 4: Simplify right side
    18,186,724.50x = 1,552,401,291,474,576
  5. Step 5: Solve for x
    x = 1,552,401,291,474,576/18,186,724.50
  6. Step 6: Final answer
    x = 85,359,037.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.