Home / 36,951,388.76-50,991,861.48-20,431,228.16

Finding the Fourth Proportional to 36,951,388.76, 50,991,861.48 and 20,431,228.16

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Solution

The fourth proportional to 36,951,388.76, 50,991,861.48 and 20,431,228.16 is: 28,194,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,951,388.76 : 50,991,861.48 = 20,431,228.16 : x
  2. Step 2: Convert to fraction form
    36,951,388.76/50,991,861.48 = 20,431,228.16/x
  3. Step 3: Cross multiply
    36,951,388.76x = 50,991,861.48 × 20,431,228.16
  4. Step 4: Simplify right side
    36,951,388.76x = 1,041,826,356,200,995.25
  5. Step 5: Solve for x
    x = 1,041,826,356,200,995.25/36,951,388.76
  6. Step 6: Final answer
    x = 28,194,511.52

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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.