Home / 18,555,480.84-38,383,795.69

Finding the Third Proportional to 18,555,480.84 and 38,383,795.69

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Solution

The third proportional to 18,555,480.84 and 38,383,795.69 is: 79,400,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555,480.84 : 38,383,795.69 = 38,383,795.69 : x
  2. Step 2: Convert to fraction form
    18,555,480.84/38,383,795.69 = 38,383,795.69/x
  3. Step 3: Cross multiply
    18,555,480.84x = 38,383,795.69 × 38,383,795.69
  4. Step 4: Simplify right side
    18,555,480.84x = 1,473,315,771,379,743.50
  5. Step 5: Solve for x
    x = 1,473,315,771,379,743.50/18,555,480.84
  6. Step 6: Final answer
    x = 79,400,570.85

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.