Home / 7,374,791.92-10,177,255.50-4,111,809.79

Finding the Fourth Proportional to 7,374,791.92, 10,177,255.50 and 4,111,809.79

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Solution

The fourth proportional to 7,374,791.92, 10,177,255.50 and 4,111,809.79 is: 5,674,321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,791.92 : 10,177,255.50 = 4,111,809.79 : x
  2. Step 2: Convert to fraction form
    7,374,791.92/10,177,255.50 = 4,111,809.79/x
  3. Step 3: Cross multiply
    7,374,791.92x = 10,177,255.50 × 4,111,809.79
  4. Step 4: Simplify right side
    7,374,791.92x = 41,846,938,800,231.34
  5. Step 5: Solve for x
    x = 41,846,938,800,231.34/7,374,791.92
  6. Step 6: Final answer
    x = 5,674,321.29

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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.