Home / 10,858,579.80-16,284,252.87-4,379,981.91

Finding the Fourth Proportional to 10,858,579.80, 16,284,252.87 and 4,379,981.91

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Solution

The fourth proportional to 10,858,579.80, 16,284,252.87 and 4,379,981.91 is: 6,568,513.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,579.80 : 16,284,252.87 = 4,379,981.91 : x
  2. Step 2: Convert to fraction form
    10,858,579.80/16,284,252.87 = 4,379,981.91/x
  3. Step 3: Cross multiply
    10,858,579.80x = 16,284,252.87 × 4,379,981.91
  4. Step 4: Simplify right side
    10,858,579.80x = 71,324,732,988,465.58
  5. Step 5: Solve for x
    x = 71,324,732,988,465.58/10,858,579.80
  6. Step 6: Final answer
    x = 6,568,513.96

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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.