Home / 19,313,453.20-28,970,179.80-6,534,374.80

Finding the Fourth Proportional to 19,313,453.20, 28,970,179.80 and 6,534,374.80

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Solution

The fourth proportional to 19,313,453.20, 28,970,179.80 and 6,534,374.80 is: 9,801,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,453.20 : 28,970,179.80 = 6,534,374.80 : x
  2. Step 2: Convert to fraction form
    19,313,453.20/28,970,179.80 = 6,534,374.80/x
  3. Step 3: Cross multiply
    19,313,453.20x = 28,970,179.80 × 6,534,374.80
  4. Step 4: Simplify right side
    19,313,453.20x = 189,302,012,836,589.03
  5. Step 5: Solve for x
    x = 189,302,012,836,589.03/19,313,453.20
  6. Step 6: Final answer
    x = 9,801,562.20

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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.