Home / 5,214,519.25-7,824,020.90-2,520,869.95

Finding the Fourth Proportional to 5,214,519.25, 7,824,020.90 and 2,520,869.95

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Solution

The fourth proportional to 5,214,519.25, 7,824,020.90 and 2,520,869.95 is: 3,782,388.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,519.25 : 7,824,020.90 = 2,520,869.95 : x
  2. Step 2: Convert to fraction form
    5,214,519.25/7,824,020.90 = 2,520,869.95/x
  3. Step 3: Cross multiply
    5,214,519.25x = 7,824,020.90 × 2,520,869.95
  4. Step 4: Simplify right side
    5,214,519.25x = 19,723,339,174,981.96
  5. Step 5: Solve for x
    x = 19,723,339,174,981.96/5,214,519.25
  6. Step 6: Final answer
    x = 3,782,388.79

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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.