Home / 5,668,199.83-7,821,833.07-3,220,487.56

Finding the Fourth Proportional to 5,668,199.83, 7,821,833.07 and 3,220,487.56

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Solution

The fourth proportional to 5,668,199.83, 7,821,833.07 and 3,220,487.56 is: 4,444,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668,199.83 : 7,821,833.07 = 3,220,487.56 : x
  2. Step 2: Convert to fraction form
    5,668,199.83/7,821,833.07 = 3,220,487.56/x
  3. Step 3: Cross multiply
    5,668,199.83x = 7,821,833.07 × 3,220,487.56
  4. Step 4: Simplify right side
    5,668,199.83x = 25,190,116,098,331.61
  5. Step 5: Solve for x
    x = 25,190,116,098,331.61/5,668,199.83
  6. Step 6: Final answer
    x = 4,444,112.21

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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.