Home / 8,317,686.80-12,481,195.80-3,524,560.40

Finding the Fourth Proportional to 8,317,686.80, 12,481,195.80 and 3,524,560.40

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Solution

The fourth proportional to 8,317,686.80, 12,481,195.80 and 3,524,560.40 is: 5,288,817.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,686.80 : 12,481,195.80 = 3,524,560.40 : x
  2. Step 2: Convert to fraction form
    8,317,686.80/12,481,195.80 = 3,524,560.40/x
  3. Step 3: Cross multiply
    8,317,686.80x = 12,481,195.80 × 3,524,560.40
  4. Step 4: Simplify right side
    8,317,686.80x = 43,990,728,461,326.32
  5. Step 5: Solve for x
    x = 43,990,728,461,326.32/8,317,686.80
  6. Step 6: Final answer
    x = 5,288,817.61

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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.