Home / 54,306,055.80-81,396,098.10-21,936,706.20

Finding the Fourth Proportional to 54,306,055.80, 81,396,098.10 and 21,936,706.20

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Solution

The fourth proportional to 54,306,055.80, 81,396,098.10 and 21,936,706.20 is: 32,879,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306,055.80 : 81,396,098.10 = 21,936,706.20 : x
  2. Step 2: Convert to fraction form
    54,306,055.80/81,396,098.10 = 21,936,706.20/x
  3. Step 3: Cross multiply
    54,306,055.80x = 81,396,098.10 × 21,936,706.20
  4. Step 4: Simplify right side
    54,306,055.80x = 1,785,562,289,846,078
  5. Step 5: Solve for x
    x = 1,785,562,289,846,078/54,306,055.80
  6. Step 6: Final answer
    x = 32,879,616.53

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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.