Home / 36,609,120.66-50,521,358.32-20,089,100.72

Finding the Fourth Proportional to 36,609,120.66, 50,521,358.32 and 20,089,100.72

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Solution

The fourth proportional to 36,609,120.66, 50,521,358.32 and 20,089,100.72 is: 27,723,382.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609,120.66 : 50,521,358.32 = 20,089,100.72 : x
  2. Step 2: Convert to fraction form
    36,609,120.66/50,521,358.32 = 20,089,100.72/x
  3. Step 3: Cross multiply
    36,609,120.66x = 50,521,358.32 × 20,089,100.72
  4. Step 4: Simplify right side
    36,609,120.66x = 1,014,928,655,801,689.88
  5. Step 5: Solve for x
    x = 1,014,928,655,801,689.88/36,609,120.66
  6. Step 6: Final answer
    x = 27,723,382.52

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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.