Home / 8,776,917.66-13,160,642.76-3,981,990.72

Finding the Fourth Proportional to 8,776,917.66, 13,160,642.76 and 3,981,990.72

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Solution

The fourth proportional to 8,776,917.66, 13,160,642.76 and 3,981,990.72 is: 5,970,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,917.66 : 13,160,642.76 = 3,981,990.72 : x
  2. Step 2: Convert to fraction form
    8,776,917.66/13,160,642.76 = 3,981,990.72/x
  3. Step 3: Cross multiply
    8,776,917.66x = 13,160,642.76 × 3,981,990.72
  4. Step 4: Simplify right side
    8,776,917.66x = 52,405,557,339,555.19
  5. Step 5: Solve for x
    x = 52,405,557,339,555.19/8,776,917.66
  6. Step 6: Final answer
    x = 5,970,838.44

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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.