Home / 54,510,271.52-81,738,083.75-18,105,898.41

Finding the Fourth Proportional to 54,510,271.52, 81,738,083.75 and 18,105,898.41

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Solution

The fourth proportional to 54,510,271.52, 81,738,083.75 and 18,105,898.41 is: 27,149,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,510,271.52 : 81,738,083.75 = 18,105,898.41 : x
  2. Step 2: Convert to fraction form
    54,510,271.52/81,738,083.75 = 18,105,898.41/x
  3. Step 3: Cross multiply
    54,510,271.52x = 81,738,083.75 × 18,105,898.41
  4. Step 4: Simplify right side
    54,510,271.52x = 1,479,941,440,515,042.50
  5. Step 5: Solve for x
    x = 1,479,941,440,515,042.50/54,510,271.52
  6. Step 6: Final answer
    x = 27,149,771.95

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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.