Home / 57,578,927.92-79,458,914.82-31,473,550.60

Finding the Fourth Proportional to 57,578,927.92, 79,458,914.82 and 31,473,550.60

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Solution

The fourth proportional to 57,578,927.92, 79,458,914.82 and 31,473,550.60 is: 43,433,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,578,927.92 : 79,458,914.82 = 31,473,550.60 : x
  2. Step 2: Convert to fraction form
    57,578,927.92/79,458,914.82 = 31,473,550.60/x
  3. Step 3: Cross multiply
    57,578,927.92x = 79,458,914.82 × 31,473,550.60
  4. Step 4: Simplify right side
    57,578,927.92x = 2,500,854,176,208,360
  5. Step 5: Solve for x
    x = 2,500,854,176,208,360/57,578,927.92
  6. Step 6: Final answer
    x = 43,433,496.71

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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.