Home / 7,244,678.96-9,997,896.66-3,981,609.35

Finding the Fourth Proportional to 7,244,678.96, 9,997,896.66 and 3,981,609.35

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Solution

The fourth proportional to 7,244,678.96, 9,997,896.66 and 3,981,609.35 is: 5,494,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,678.96 : 9,997,896.66 = 3,981,609.35 : x
  2. Step 2: Convert to fraction form
    7,244,678.96/9,997,896.66 = 3,981,609.35/x
  3. Step 3: Cross multiply
    7,244,678.96x = 9,997,896.66 × 3,981,609.35
  4. Step 4: Simplify right side
    7,244,678.96x = 39,807,718,821,789.77
  5. Step 5: Solve for x
    x = 39,807,718,821,789.77/7,244,678.96
  6. Step 6: Final answer
    x = 5,494,752.64

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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.