Home / 7,189,969.92-9,917,601.76-5,467,313.60

Finding the Fourth Proportional to 7,189,969.92, 9,917,601.76 and 5,467,313.60

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Solution

The fourth proportional to 7,189,969.92, 9,917,601.76 and 5,467,313.60 is: 7,541,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,969.92 : 9,917,601.76 = 5,467,313.60 : x
  2. Step 2: Convert to fraction form
    7,189,969.92/9,917,601.76 = 5,467,313.60/x
  3. Step 3: Cross multiply
    7,189,969.92x = 9,917,601.76 × 5,467,313.60
  4. Step 4: Simplify right side
    7,189,969.92x = 54,222,638,981,831.93
  5. Step 5: Solve for x
    x = 54,222,638,981,831.93/7,189,969.92
  6. Step 6: Final answer
    x = 7,541,427.79

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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.