Home / 36,694,811.30-50,635,844.60-21,604,677.88

Finding the Fourth Proportional to 36,694,811.30, 50,635,844.60 and 21,604,677.88

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Solution

The fourth proportional to 36,694,811.30, 50,635,844.60 and 21,604,677.88 is: 29,812,692.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,694,811.30 : 50,635,844.60 = 21,604,677.88 : x
  2. Step 2: Convert to fraction form
    36,694,811.30/50,635,844.60 = 21,604,677.88/x
  3. Step 3: Cross multiply
    36,694,811.30x = 50,635,844.60 × 21,604,677.88
  4. Step 4: Simplify right side
    36,694,811.30x = 1,093,971,111,764,737.38
  5. Step 5: Solve for x
    x = 1,093,971,111,764,737.38/36,694,811.30
  6. Step 6: Final answer
    x = 29,812,692.12

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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.