Home / 45,554,879.70-68,338,313.55-16,821,198.90

Finding the Fourth Proportional to 45,554,879.70, 68,338,313.55 and 16,821,198.90

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Solution

The fourth proportional to 45,554,879.70, 68,338,313.55 and 16,821,198.90 is: 25,234,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554,879.70 : 68,338,313.55 = 16,821,198.90 : x
  2. Step 2: Convert to fraction form
    45,554,879.70/68,338,313.55 = 16,821,198.90/x
  3. Step 3: Cross multiply
    45,554,879.70x = 68,338,313.55 × 16,821,198.90
  4. Step 4: Simplify right side
    45,554,879.70x = 1,149,532,364,715,115
  5. Step 5: Solve for x
    x = 1,149,532,364,715,115/45,554,879.70
  6. Step 6: Final answer
    x = 25,234,011.64

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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.