Home / 33,914,538.20-50,871,807.30-21,000,521.90

Finding the Fourth Proportional to 33,914,538.20, 50,871,807.30 and 21,000,521.90

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Solution

The fourth proportional to 33,914,538.20, 50,871,807.30 and 21,000,521.90 is: 31,500,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,914,538.20 : 50,871,807.30 = 21,000,521.90 : x
  2. Step 2: Convert to fraction form
    33,914,538.20/50,871,807.30 = 21,000,521.90/x
  3. Step 3: Cross multiply
    33,914,538.20x = 50,871,807.30 × 21,000,521.90
  4. Step 4: Simplify right side
    33,914,538.20x = 1,068,334,503,296,229.75
  5. Step 5: Solve for x
    x = 1,068,334,503,296,229.75/33,914,538.20
  6. Step 6: Final answer
    x = 31,500,782.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.