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Finding the Third Proportional to 18,180,021 and 25,510,224

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Solution

The third proportional to 18,180,021 and 25,510,224 is: 35,795,972.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180,021 : 25,510,224 = 25,510,224 : x
  2. Step 2: Convert to fraction form
    18,180,021/25,510,224 = 25,510,224/x
  3. Step 3: Cross multiply
    18,180,021x = 25,510,224 × 25,510,224
  4. Step 4: Simplify right side
    18,180,021x = 650,771,528,530,176
  5. Step 5: Solve for x
    x = 650,771,528,530,176/18,180,021
  6. Step 6: Final answer
    x = 35,795,972.32

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.