Home / 54,707,940.10-82,061,910.15-52,188,516.10

Finding the Fourth Proportional to 54,707,940.10, 82,061,910.15 and 52,188,516.10

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Solution

The fourth proportional to 54,707,940.10, 82,061,910.15 and 52,188,516.10 is: 78,282,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,707,940.10 : 82,061,910.15 = 52,188,516.10 : x
  2. Step 2: Convert to fraction form
    54,707,940.10/82,061,910.15 = 52,188,516.10/x
  3. Step 3: Cross multiply
    54,707,940.10x = 82,061,910.15 × 52,188,516.10
  4. Step 4: Simplify right side
    54,707,940.10x = 4,282,689,319,060,029
  5. Step 5: Solve for x
    x = 4,282,689,319,060,029/54,707,940.10
  6. Step 6: Final answer
    x = 78,282,774.15

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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.