Home / 71,496,329.46-98,662,029.41-40,555,834.44

Finding the Fourth Proportional to 71,496,329.46, 98,662,029.41 and 40,555,834.44

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Solution

The fourth proportional to 71,496,329.46, 98,662,029.41 and 40,555,834.44 is: 55,965,403.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496,329.46 : 98,662,029.41 = 40,555,834.44 : x
  2. Step 2: Convert to fraction form
    71,496,329.46/98,662,029.41 = 40,555,834.44/x
  3. Step 3: Cross multiply
    71,496,329.46x = 98,662,029.41 × 40,555,834.44
  4. Step 4: Simplify right side
    71,496,329.46x = 4,001,320,930,063,591.50
  5. Step 5: Solve for x
    x = 4,001,320,930,063,591.50/71,496,329.46
  6. Step 6: Final answer
    x = 55,965,403.54

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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.