Home / 6,640,219.56-9,163,261.07-3,699,884.73

Finding the Fourth Proportional to 6,640,219.56, 9,163,261.07 and 3,699,884.73

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Solution

The fourth proportional to 6,640,219.56, 9,163,261.07 and 3,699,884.73 is: 5,105,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,219.56 : 9,163,261.07 = 3,699,884.73 : x
  2. Step 2: Convert to fraction form
    6,640,219.56/9,163,261.07 = 3,699,884.73/x
  3. Step 3: Cross multiply
    6,640,219.56x = 9,163,261.07 × 3,699,884.73
  4. Step 4: Simplify right side
    6,640,219.56x = 33,903,009,724,268.09
  5. Step 5: Solve for x
    x = 33,903,009,724,268.09/6,640,219.56
  6. Step 6: Final answer
    x = 5,105,706.13

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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.