Home / 36,609,438.90-50,520,885-20,089,839.66

Finding the Fourth Proportional to 36,609,438.90, 50,520,885 and 20,089,839.66

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Solution

The fourth proportional to 36,609,438.90, 50,520,885 and 20,089,839.66 is: 27,723,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609,438.90 : 50,520,885 = 20,089,839.66 : x
  2. Step 2: Convert to fraction form
    36,609,438.90/50,520,885 = 20,089,839.66/x
  3. Step 3: Cross multiply
    36,609,438.90x = 50,520,885 × 20,089,839.66
  4. Step 4: Simplify right side
    36,609,438.90x = 1,014,956,479,131,299.12
  5. Step 5: Solve for x
    x = 1,014,956,479,131,299.12/36,609,438.90
  6. Step 6: Final answer
    x = 27,723,901.53

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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.