Home / 18,256,770.75-38,550,731.25

Finding the Third Proportional to 18,256,770.75 and 38,550,731.25

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Solution

The third proportional to 18,256,770.75 and 38,550,731.25 is: 81,403,162.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256,770.75 : 38,550,731.25 = 38,550,731.25 : x
  2. Step 2: Convert to fraction form
    18,256,770.75/38,550,731.25 = 38,550,731.25/x
  3. Step 3: Cross multiply
    18,256,770.75x = 38,550,731.25 × 38,550,731.25
  4. Step 4: Simplify right side
    18,256,770.75x = 1,486,158,879,909,726.50
  5. Step 5: Solve for x
    x = 1,486,158,879,909,726.50/18,256,770.75
  6. Step 6: Final answer
    x = 81,403,162.71

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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.