Home / 5,395,091.11-7,445,137.75-2,947,649.48

Finding the Fourth Proportional to 5,395,091.11, 7,445,137.75 and 2,947,649.48

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Solution

The fourth proportional to 5,395,091.11, 7,445,137.75 and 2,947,649.48 is: 4,067,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,091.11 : 7,445,137.75 = 2,947,649.48 : x
  2. Step 2: Convert to fraction form
    5,395,091.11/7,445,137.75 = 2,947,649.48/x
  3. Step 3: Cross multiply
    5,395,091.11x = 7,445,137.75 × 2,947,649.48
  4. Step 4: Simplify right side
    5,395,091.11x = 21,945,656,400,640.32
  5. Step 5: Solve for x
    x = 21,945,656,400,640.32/5,395,091.11
  6. Step 6: Final answer
    x = 4,067,708.21

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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.