Home / 8,109,435.48-12,162,873.68-3,794,479.08

Finding the Fourth Proportional to 8,109,435.48, 12,162,873.68 and 3,794,479.08

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Solution

The fourth proportional to 8,109,435.48, 12,162,873.68 and 3,794,479.08 is: 5,691,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,435.48 : 12,162,873.68 = 3,794,479.08 : x
  2. Step 2: Convert to fraction form
    8,109,435.48/12,162,873.68 = 3,794,479.08/x
  3. Step 3: Cross multiply
    8,109,435.48x = 12,162,873.68 × 3,794,479.08
  4. Step 4: Simplify right side
    8,109,435.48x = 46,151,769,731,442.62
  5. Step 5: Solve for x
    x = 46,151,769,731,442.62/8,109,435.48
  6. Step 6: Final answer
    x = 5,691,119.91

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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.