Home / 38,149,230.92-52,646,313.54-20,745,954.32

Finding the Fourth Proportional to 38,149,230.92, 52,646,313.54 and 20,745,954.32

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Solution

The fourth proportional to 38,149,230.92, 52,646,313.54 and 20,745,954.32 is: 28,629,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,149,230.92 : 52,646,313.54 = 20,745,954.32 : x
  2. Step 2: Convert to fraction form
    38,149,230.92/52,646,313.54 = 20,745,954.32/x
  3. Step 3: Cross multiply
    38,149,230.92x = 52,646,313.54 × 20,745,954.32
  4. Step 4: Simplify right side
    38,149,230.92x = 1,092,198,015,817,237.50
  5. Step 5: Solve for x
    x = 1,092,198,015,817,237.50/38,149,230.92
  6. Step 6: Final answer
    x = 28,629,620.82

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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.