Home / 5,372,172.36-7,412,448.42-3,196,290.54

Finding the Fourth Proportional to 5,372,172.36, 7,412,448.42 and 3,196,290.54

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Solution

The fourth proportional to 5,372,172.36, 7,412,448.42 and 3,196,290.54 is: 4,410,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372,172.36 : 7,412,448.42 = 3,196,290.54 : x
  2. Step 2: Convert to fraction form
    5,372,172.36/7,412,448.42 = 3,196,290.54/x
  3. Step 3: Cross multiply
    5,372,172.36x = 7,412,448.42 × 3,196,290.54
  4. Step 4: Simplify right side
    5,372,172.36x = 23,692,338,763,083.95
  5. Step 5: Solve for x
    x = 23,692,338,763,083.95/5,372,172.36
  6. Step 6: Final answer
    x = 4,410,197.06

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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.