Home / 36,005,546.91-49,687,964.43-20,536,414.77

Finding the Fourth Proportional to 36,005,546.91, 49,687,964.43 and 20,536,414.77

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Solution

The fourth proportional to 36,005,546.91, 49,687,964.43 and 20,536,414.77 is: 28,340,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005,546.91 : 49,687,964.43 = 20,536,414.77 : x
  2. Step 2: Convert to fraction form
    36,005,546.91/49,687,964.43 = 20,536,414.77/x
  3. Step 3: Cross multiply
    36,005,546.91x = 49,687,964.43 × 20,536,414.77
  4. Step 4: Simplify right side
    36,005,546.91x = 1,020,412,646,611,486.62
  5. Step 5: Solve for x
    x = 1,020,412,646,611,486.62/36,005,546.91
  6. Step 6: Final answer
    x = 28,340,429.02

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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.