Home / 81,232,453.08-112,100,121.77-44,062,640.30

Finding the Fourth Proportional to 81,232,453.08, 112,100,121.77 and 44,062,640.30

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Solution

The fourth proportional to 81,232,453.08, 112,100,121.77 and 44,062,640.30 is: 60,806,083.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,232,453.08 : 112,100,121.77 = 44,062,640.30 : x
  2. Step 2: Convert to fraction form
    81,232,453.08/112,100,121.77 = 44,062,640.30/x
  3. Step 3: Cross multiply
    81,232,453.08x = 112,100,121.77 × 44,062,640.30
  4. Step 4: Simplify right side
    81,232,453.08x = 4,939,427,342,356,896
  5. Step 5: Solve for x
    x = 4,939,427,342,356,896/81,232,453.08
  6. Step 6: Final answer
    x = 60,806,083.72

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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.