Home / 11,057,861.70-16,586,792.55-9,981,693.68

Finding the Fourth Proportional to 11,057,861.70, 16,586,792.55 and 9,981,693.68

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Solution

The fourth proportional to 11,057,861.70, 16,586,792.55 and 9,981,693.68 is: 14,972,540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057,861.70 : 16,586,792.55 = 9,981,693.68 : x
  2. Step 2: Convert to fraction form
    11,057,861.70/16,586,792.55 = 9,981,693.68/x
  3. Step 3: Cross multiply
    11,057,861.70x = 16,586,792.55 × 9,981,693.68
  4. Step 4: Simplify right side
    11,057,861.70x = 165,564,282,284,872.16
  5. Step 5: Solve for x
    x = 165,564,282,284,872.16/11,057,861.70
  6. Step 6: Final answer
    x = 14,972,540.51

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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.