Home / 54,651,550.08-81,863,945.28-31,863,331.20

Finding the Fourth Proportional to 54,651,550.08, 81,863,945.28 and 31,863,331.20

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Solution

The fourth proportional to 54,651,550.08, 81,863,945.28 and 31,863,331.20 is: 47,728,893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,651,550.08 : 81,863,945.28 = 31,863,331.20 : x
  2. Step 2: Convert to fraction form
    54,651,550.08/81,863,945.28 = 31,863,331.20/x
  3. Step 3: Cross multiply
    54,651,550.08x = 81,863,945.28 × 31,863,331.20
  4. Step 4: Simplify right side
    54,651,550.08x = 2,608,458,001,795,316.50
  5. Step 5: Solve for x
    x = 2,608,458,001,795,316.50/54,651,550.08
  6. Step 6: Final answer
    x = 47,728,893.29

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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.