Home / 38,015,558.56-52,463,859.60-20,846,150.56

Finding the Fourth Proportional to 38,015,558.56, 52,463,859.60 and 20,846,150.56

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Solution

The fourth proportional to 38,015,558.56, 52,463,859.60 and 20,846,150.56 is: 28,768,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,015,558.56 : 52,463,859.60 = 20,846,150.56 : x
  2. Step 2: Convert to fraction form
    38,015,558.56/52,463,859.60 = 20,846,150.56/x
  3. Step 3: Cross multiply
    38,015,558.56x = 52,463,859.60 × 20,846,150.56
  4. Step 4: Simplify right side
    38,015,558.56x = 1,093,669,516,180,301.38
  5. Step 5: Solve for x
    x = 1,093,669,516,180,301.38/38,015,558.56
  6. Step 6: Final answer
    x = 28,768,997.68

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1.5x scale

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.