Home / 7,098,992.96-9,796,613.28-3,879,728.96

Finding the Fourth Proportional to 7,098,992.96, 9,796,613.28 and 3,879,728.96

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Solution

The fourth proportional to 7,098,992.96, 9,796,613.28 and 3,879,728.96 is: 5,354,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,992.96 : 9,796,613.28 = 3,879,728.96 : x
  2. Step 2: Convert to fraction form
    7,098,992.96/9,796,613.28 = 3,879,728.96/x
  3. Step 3: Cross multiply
    7,098,992.96x = 9,796,613.28 × 3,879,728.96
  4. Step 4: Simplify right side
    7,098,992.96x = 38,008,204,252,336.59
  5. Step 5: Solve for x
    x = 38,008,204,252,336.59/7,098,992.96
  6. Step 6: Final answer
    x = 5,354,027.60

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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.