Home / 57,331,145.36-79,124,790.40-33,816,324.54

Finding the Fourth Proportional to 57,331,145.36, 79,124,790.40 and 33,816,324.54

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Solution

The fourth proportional to 57,331,145.36, 79,124,790.40 and 33,816,324.54 is: 46,671,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,331,145.36 : 79,124,790.40 = 33,816,324.54 : x
  2. Step 2: Convert to fraction form
    57,331,145.36/79,124,790.40 = 33,816,324.54/x
  3. Step 3: Cross multiply
    57,331,145.36x = 79,124,790.40 × 33,816,324.54
  4. Step 4: Simplify right side
    57,331,145.36x = 2,675,709,591,325,876.50
  5. Step 5: Solve for x
    x = 2,675,709,591,325,876.50/57,331,145.36
  6. Step 6: Final answer
    x = 46,671,134.42

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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.