Home / 49,589,374.50-74,384,683.83-13,197,540.20

Finding the Fourth Proportional to 49,589,374.50, 74,384,683.83 and 13,197,540.20

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Solution

The fourth proportional to 49,589,374.50, 74,384,683.83 and 13,197,540.20 is: 19,796,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,589,374.50 : 74,384,683.83 = 13,197,540.20 : x
  2. Step 2: Convert to fraction form
    49,589,374.50/74,384,683.83 = 13,197,540.20/x
  3. Step 3: Cross multiply
    49,589,374.50x = 74,384,683.83 × 13,197,540.20
  4. Step 4: Simplify right side
    49,589,374.50x = 981,694,854,738,791.50
  5. Step 5: Solve for x
    x = 981,694,854,738,791.50/49,589,374.50
  6. Step 6: Final answer
    x = 19,796,475.85

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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.