Home / 54,489,661.06-81,772,792.24-49,279,914.82

Finding the Fourth Proportional to 54,489,661.06, 81,772,792.24 and 49,279,914.82

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Solution

The fourth proportional to 54,489,661.06, 81,772,792.24 and 49,279,914.82 is: 73,954,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,489,661.06 : 81,772,792.24 = 49,279,914.82 : x
  2. Step 2: Convert to fraction form
    54,489,661.06/81,772,792.24 = 49,279,914.82/x
  3. Step 3: Cross multiply
    54,489,661.06x = 81,772,792.24 × 49,279,914.82
  4. Step 4: Simplify right side
    54,489,661.06x = 4,029,756,235,970,834
  5. Step 5: Solve for x
    x = 4,029,756,235,970,834/54,489,661.06
  6. Step 6: Final answer
    x = 73,954,510.96

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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.