Home / 5,518,916.80-8,278,377.52-2,482,736.32

Finding the Fourth Proportional to 5,518,916.80, 8,278,377.52 and 2,482,736.32

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Solution

The fourth proportional to 5,518,916.80, 8,278,377.52 and 2,482,736.32 is: 3,724,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,916.80 : 8,278,377.52 = 2,482,736.32 : x
  2. Step 2: Convert to fraction form
    5,518,916.80/8,278,377.52 = 2,482,736.32/x
  3. Step 3: Cross multiply
    5,518,916.80x = 8,278,377.52 × 2,482,736.32
  4. Step 4: Simplify right side
    5,518,916.80x = 20,553,028,539,575.52
  5. Step 5: Solve for x
    x = 20,553,028,539,575.52/5,518,916.80
  6. Step 6: Final answer
    x = 3,724,105.52

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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.