Home / 11,981,520.52-17,972,214.18-4,794,717.40

Finding the Fourth Proportional to 11,981,520.52, 17,972,214.18 and 4,794,717.40

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Solution

The fourth proportional to 11,981,520.52, 17,972,214.18 and 4,794,717.40 is: 7,192,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,981,520.52 : 17,972,214.18 = 4,794,717.40 : x
  2. Step 2: Convert to fraction form
    11,981,520.52/17,972,214.18 = 4,794,717.40/x
  3. Step 3: Cross multiply
    11,981,520.52x = 17,972,214.18 × 4,794,717.40
  4. Step 4: Simplify right side
    11,981,520.52x = 86,171,688,045,372.73
  5. Step 5: Solve for x
    x = 86,171,688,045,372.73/11,981,520.52
  6. Step 6: Final answer
    x = 7,192,049.45

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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.