Home / 36,691,288.90-50,634,011.26-20,171,694.53

Finding the Fourth Proportional to 36,691,288.90, 50,634,011.26 and 20,171,694.53

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Solution

The fourth proportional to 36,691,288.90, 50,634,011.26 and 20,171,694.53 is: 27,836,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691,288.90 : 50,634,011.26 = 20,171,694.53 : x
  2. Step 2: Convert to fraction form
    36,691,288.90/50,634,011.26 = 20,171,694.53/x
  3. Step 3: Cross multiply
    36,691,288.90x = 50,634,011.26 × 20,171,694.53
  4. Step 4: Simplify right side
    36,691,288.90x = 1,021,373,807,611,271.88
  5. Step 5: Solve for x
    x = 1,021,373,807,611,271.88/36,691,288.90
  6. Step 6: Final answer
    x = 27,836,956.35

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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.