Home / 10,972,574.20-16,458,861.30-3,399,479.80

Finding the Fourth Proportional to 10,972,574.20, 16,458,861.30 and 3,399,479.80

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Solution

The fourth proportional to 10,972,574.20, 16,458,861.30 and 3,399,479.80 is: 5,099,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,574.20 : 16,458,861.30 = 3,399,479.80 : x
  2. Step 2: Convert to fraction form
    10,972,574.20/16,458,861.30 = 3,399,479.80/x
  3. Step 3: Cross multiply
    10,972,574.20x = 16,458,861.30 × 3,399,479.80
  4. Step 4: Simplify right side
    10,972,574.20x = 55,951,566,520,351.74
  5. Step 5: Solve for x
    x = 55,951,566,520,351.74/10,972,574.20
  6. Step 6: Final answer
    x = 5,099,219.70

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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.