Home / 8,245,555.31-11,379,170.39-4,981,739.46

Finding the Fourth Proportional to 8,245,555.31, 11,379,170.39 and 4,981,739.46

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Solution

The fourth proportional to 8,245,555.31, 11,379,170.39 and 4,981,739.46 is: 6,874,984.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,555.31 : 11,379,170.39 = 4,981,739.46 : x
  2. Step 2: Convert to fraction form
    8,245,555.31/11,379,170.39 = 4,981,739.46/x
  3. Step 3: Cross multiply
    8,245,555.31x = 11,379,170.39 × 4,981,739.46
  4. Step 4: Simplify right side
    8,245,555.31x = 56,688,062,129,017.89
  5. Step 5: Solve for x
    x = 56,688,062,129,017.89/8,245,555.31
  6. Step 6: Final answer
    x = 6,874,984.16

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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.