Home / 40,095,177.09-55,331,367.41-21,760,462.59

Finding the Fourth Proportional to 40,095,177.09, 55,331,367.41 and 21,760,462.59

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Solution

The fourth proportional to 40,095,177.09, 55,331,367.41 and 21,760,462.59 is: 30,029,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,095,177.09 : 55,331,367.41 = 21,760,462.59 : x
  2. Step 2: Convert to fraction form
    40,095,177.09/55,331,367.41 = 21,760,462.59/x
  3. Step 3: Cross multiply
    40,095,177.09x = 55,331,367.41 × 21,760,462.59
  4. Step 4: Simplify right side
    40,095,177.09x = 1,204,036,150,470,048
  5. Step 5: Solve for x
    x = 1,204,036,150,470,048/40,095,177.09
  6. Step 6: Final answer
    x = 30,029,450.87

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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.