Home / 54,312,074.10-81,468,111.15-48,393,149.96

Finding the Fourth Proportional to 54,312,074.10, 81,468,111.15 and 48,393,149.96

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Solution

The fourth proportional to 54,312,074.10, 81,468,111.15 and 48,393,149.96 is: 72,589,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,312,074.10 : 81,468,111.15 = 48,393,149.96 : x
  2. Step 2: Convert to fraction form
    54,312,074.10/81,468,111.15 = 48,393,149.96/x
  3. Step 3: Cross multiply
    54,312,074.10x = 81,468,111.15 × 48,393,149.96
  4. Step 4: Simplify right side
    54,312,074.10x = 3,942,498,520,043,568.50
  5. Step 5: Solve for x
    x = 3,942,498,520,043,568.50/54,312,074.10
  6. Step 6: Final answer
    x = 72,589,724.94

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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.