Home / 12,844,139.48-19,252,722.66-4,321,517.12

Finding the Fourth Proportional to 12,844,139.48, 19,252,722.66 and 4,321,517.12

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Solution

The fourth proportional to 12,844,139.48, 19,252,722.66 and 4,321,517.12 is: 6,477,738.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844,139.48 : 19,252,722.66 = 4,321,517.12 : x
  2. Step 2: Convert to fraction form
    12,844,139.48/19,252,722.66 = 4,321,517.12/x
  3. Step 3: Cross multiply
    12,844,139.48x = 19,252,722.66 × 4,321,517.12
  4. Step 4: Simplify right side
    12,844,139.48x = 83,200,970,581,801.94
  5. Step 5: Solve for x
    x = 83,200,970,581,801.94/12,844,139.48
  6. Step 6: Final answer
    x = 6,477,738.02

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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.