Home / 36,882,860.15-50,902,810.22-20,991,808.59

Finding the Fourth Proportional to 36,882,860.15, 50,902,810.22 and 20,991,808.59

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Solution

The fourth proportional to 36,882,860.15, 50,902,810.22 and 20,991,808.59 is: 28,971,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,882,860.15 : 50,902,810.22 = 20,991,808.59 : x
  2. Step 2: Convert to fraction form
    36,882,860.15/50,902,810.22 = 20,991,808.59/x
  3. Step 3: Cross multiply
    36,882,860.15x = 50,902,810.22 × 20,991,808.59
  4. Step 4: Simplify right side
    36,882,860.15x = 1,068,542,048,726,376.88
  5. Step 5: Solve for x
    x = 1,068,542,048,726,376.88/36,882,860.15
  6. Step 6: Final answer
    x = 28,971,236.08

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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.