Home / 7,140,062.28-9,853,297.60-3,876,883.32

Finding the Fourth Proportional to 7,140,062.28, 9,853,297.60 and 3,876,883.32

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Solution

The fourth proportional to 7,140,062.28, 9,853,297.60 and 3,876,883.32 is: 5,350,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,062.28 : 9,853,297.60 = 3,876,883.32 : x
  2. Step 2: Convert to fraction form
    7,140,062.28/9,853,297.60 = 3,876,883.32/x
  3. Step 3: Cross multiply
    7,140,062.28x = 9,853,297.60 × 3,876,883.32
  4. Step 4: Simplify right side
    7,140,062.28x = 38,200,085,112,436.03
  5. Step 5: Solve for x
    x = 38,200,085,112,436.03/7,140,062.28
  6. Step 6: Final answer
    x = 5,350,105.31

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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.