Home / 49,029,855.52-67,656,193.50-30,188,445.52

Finding the Fourth Proportional to 49,029,855.52, 67,656,193.50 and 30,188,445.52

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Solution

The fourth proportional to 49,029,855.52, 67,656,193.50 and 30,188,445.52 is: 41,656,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,029,855.52 : 67,656,193.50 = 30,188,445.52 : x
  2. Step 2: Convert to fraction form
    49,029,855.52/67,656,193.50 = 30,188,445.52/x
  3. Step 3: Cross multiply
    49,029,855.52x = 67,656,193.50 × 30,188,445.52
  4. Step 4: Simplify right side
    49,029,855.52x = 2,042,435,311,565,328
  5. Step 5: Solve for x
    x = 2,042,435,311,565,328/49,029,855.52
  6. Step 6: Final answer
    x = 41,656,971.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.