Home / 5,479,850.43-8,218,813.32-1,693,366.11

Finding the Fourth Proportional to 5,479,850.43, 8,218,813.32 and 1,693,366.11

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Solution

The fourth proportional to 5,479,850.43, 8,218,813.32 and 1,693,366.11 is: 2,539,751.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,850.43 : 8,218,813.32 = 1,693,366.11 : x
  2. Step 2: Convert to fraction form
    5,479,850.43/8,218,813.32 = 1,693,366.11/x
  3. Step 3: Cross multiply
    5,479,850.43x = 8,218,813.32 × 1,693,366.11
  4. Step 4: Simplify right side
    5,479,850.43x = 13,917,459,940,504.59
  5. Step 5: Solve for x
    x = 13,917,459,940,504.59/5,479,850.43
  6. Step 6: Final answer
    x = 2,539,751.79

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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.