Home / 54,510,278.27-81,738,093.87-18,105,905.16

Finding the Fourth Proportional to 54,510,278.27, 81,738,093.87 and 18,105,905.16

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Solution

The fourth proportional to 54,510,278.27, 81,738,093.87 and 18,105,905.16 is: 27,149,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,510,278.27 : 81,738,093.87 = 18,105,905.16 : x
  2. Step 2: Convert to fraction form
    54,510,278.27/81,738,093.87 = 18,105,905.16/x
  3. Step 3: Cross multiply
    54,510,278.27x = 81,738,093.87 × 18,105,905.16
  4. Step 4: Simplify right side
    54,510,278.27x = 1,479,942,175,569,397.50
  5. Step 5: Solve for x
    x = 1,479,942,175,569,397.50/54,510,278.27
  6. Step 6: Final answer
    x = 27,149,782.07

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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.