Home / 82,749,085.79-114,193,737.94-47,961,954.33

Finding the Fourth Proportional to 82,749,085.79, 114,193,737.94 and 47,961,954.33

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Solution

The fourth proportional to 82,749,085.79, 114,193,737.94 and 47,961,954.33 is: 66,187,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,749,085.79 : 114,193,737.94 = 47,961,954.33 : x
  2. Step 2: Convert to fraction form
    82,749,085.79/114,193,737.94 = 47,961,954.33/x
  3. Step 3: Cross multiply
    82,749,085.79x = 114,193,737.94 × 47,961,954.33
  4. Step 4: Simplify right side
    82,749,085.79x = 5,476,954,843,444,879
  5. Step 5: Solve for x
    x = 5,476,954,843,444,879/82,749,085.79
  6. Step 6: Final answer
    x = 66,187,496.71

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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.