Home / 38,542,356.72-53,183,549.42-22,023,549.64

Finding the Fourth Proportional to 38,542,356.72, 53,183,549.42 and 22,023,549.64

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Solution

The fourth proportional to 38,542,356.72, 53,183,549.42 and 22,023,549.64 is: 30,389,696.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,542,356.72 : 53,183,549.42 = 22,023,549.64 : x
  2. Step 2: Convert to fraction form
    38,542,356.72/53,183,549.42 = 22,023,549.64/x
  3. Step 3: Cross multiply
    38,542,356.72x = 53,183,549.42 × 22,023,549.64
  4. Step 4: Simplify right side
    38,542,356.72x = 1,171,290,540,682,763.25
  5. Step 5: Solve for x
    x = 1,171,290,540,682,763.25/38,542,356.72
  6. Step 6: Final answer
    x = 30,389,696.96

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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.