Home / 28,062,144.96-38,724,684.84-17,613,751.92

Finding the Fourth Proportional to 28,062,144.96, 38,724,684.84 and 17,613,751.92

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Solution

The fourth proportional to 28,062,144.96, 38,724,684.84 and 17,613,751.92 is: 24,306,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062,144.96 : 38,724,684.84 = 17,613,751.92 : x
  2. Step 2: Convert to fraction form
    28,062,144.96/38,724,684.84 = 17,613,751.92/x
  3. Step 3: Cross multiply
    28,062,144.96x = 38,724,684.84 × 17,613,751.92
  4. Step 4: Simplify right side
    28,062,144.96x = 682,086,991,951,945
  5. Step 5: Solve for x
    x = 682,086,991,951,945/28,062,144.96
  6. Step 6: Final answer
    x = 24,306,302.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.