Home / 8,192,418.40-12,297,958.80-4,828,520.80

Finding the Fourth Proportional to 8,192,418.40, 12,297,958.80 and 4,828,520.80

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Solution

The fourth proportional to 8,192,418.40, 12,297,958.80 and 4,828,520.80 is: 7,248,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192,418.40 : 12,297,958.80 = 4,828,520.80 : x
  2. Step 2: Convert to fraction form
    8,192,418.40/12,297,958.80 = 4,828,520.80/x
  3. Step 3: Cross multiply
    8,192,418.40x = 12,297,958.80 × 4,828,520.80
  4. Step 4: Simplify right side
    8,192,418.40x = 59,380,949,863,343.04
  5. Step 5: Solve for x
    x = 59,380,949,863,343.04/8,192,418.40
  6. Step 6: Final answer
    x = 7,248,280.91

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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.