Home / 14,489,729.40-21,734,594.10-12,922,087.80

Finding the Fourth Proportional to 14,489,729.40, 21,734,594.10 and 12,922,087.80

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Solution

The fourth proportional to 14,489,729.40, 21,734,594.10 and 12,922,087.80 is: 19,383,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,729.40 : 21,734,594.10 = 12,922,087.80 : x
  2. Step 2: Convert to fraction form
    14,489,729.40/21,734,594.10 = 12,922,087.80/x
  3. Step 3: Cross multiply
    14,489,729.40x = 21,734,594.10 × 12,922,087.80
  4. Step 4: Simplify right side
    14,489,729.40x = 280,856,333,257,562
  5. Step 5: Solve for x
    x = 280,856,333,257,562/14,489,729.40
  6. Step 6: Final answer
    x = 19,383,131.70

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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.