Home / 12,966,594.40-19,449,891.60-3,993,896.80

Finding the Fourth Proportional to 12,966,594.40, 19,449,891.60 and 3,993,896.80

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Solution

The fourth proportional to 12,966,594.40, 19,449,891.60 and 3,993,896.80 is: 5,990,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,966,594.40 : 19,449,891.60 = 3,993,896.80 : x
  2. Step 2: Convert to fraction form
    12,966,594.40/19,449,891.60 = 3,993,896.80/x
  3. Step 3: Cross multiply
    12,966,594.40x = 19,449,891.60 × 3,993,896.80
  4. Step 4: Simplify right side
    12,966,594.40x = 77,680,859,821,586.88
  5. Step 5: Solve for x
    x = 77,680,859,821,586.88/12,966,594.40
  6. Step 6: Final answer
    x = 5,990,845.20

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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.