Home / 20,916,591-31,376,693.96-5,770,522.48

Finding the Fourth Proportional to 20,916,591, 31,376,693.96 and 5,770,522.48

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Solution

The fourth proportional to 20,916,591, 31,376,693.96 and 5,770,522.48 is: 8,656,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,916,591 : 31,376,693.96 = 5,770,522.48 : x
  2. Step 2: Convert to fraction form
    20,916,591/31,376,693.96 = 5,770,522.48/x
  3. Step 3: Cross multiply
    20,916,591x = 31,376,693.96 × 5,770,522.48
  4. Step 4: Simplify right side
    20,916,591x = 181,059,917,844,260.25
  5. Step 5: Solve for x
    x = 181,059,917,844,260.25/20,916,591
  6. Step 6: Final answer
    x = 8,656,282.37

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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.