Home / 36,916,900.56-50,946,372.60-20,620,426.32

Finding the Fourth Proportional to 36,916,900.56, 50,946,372.60 and 20,620,426.32

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Solution

The fourth proportional to 36,916,900.56, 50,946,372.60 and 20,620,426.32 is: 28,456,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,916,900.56 : 50,946,372.60 = 20,620,426.32 : x
  2. Step 2: Convert to fraction form
    36,916,900.56/50,946,372.60 = 20,620,426.32/x
  3. Step 3: Cross multiply
    36,916,900.56x = 50,946,372.60 × 20,620,426.32
  4. Step 4: Simplify right side
    36,916,900.56x = 1,050,535,922,469,566.88
  5. Step 5: Solve for x
    x = 1,050,535,922,469,566.88/36,916,900.56
  6. Step 6: Final answer
    x = 28,456,774.72

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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.