Home / 54,517,364.10-81,776,046.15-39,211,863.30

Finding the Fourth Proportional to 54,517,364.10, 81,776,046.15 and 39,211,863.30

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Solution

The fourth proportional to 54,517,364.10, 81,776,046.15 and 39,211,863.30 is: 58,817,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517,364.10 : 81,776,046.15 = 39,211,863.30 : x
  2. Step 2: Convert to fraction form
    54,517,364.10/81,776,046.15 = 39,211,863.30/x
  3. Step 3: Cross multiply
    54,517,364.10x = 81,776,046.15 × 39,211,863.30
  4. Step 4: Simplify right side
    54,517,364.10x = 3,206,591,142,848,291.50
  5. Step 5: Solve for x
    x = 3,206,591,142,848,291.50/54,517,364.10
  6. Step 6: Final answer
    x = 58,817,794.95

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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.