Home / 8,781,704.80-13,172,557.20-4,800,392.80

Finding the Fourth Proportional to 8,781,704.80, 13,172,557.20 and 4,800,392.80

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Solution

The fourth proportional to 8,781,704.80, 13,172,557.20 and 4,800,392.80 is: 7,200,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,781,704.80 : 13,172,557.20 = 4,800,392.80 : x
  2. Step 2: Convert to fraction form
    8,781,704.80/13,172,557.20 = 4,800,392.80/x
  3. Step 3: Cross multiply
    8,781,704.80x = 13,172,557.20 × 4,800,392.80
  4. Step 4: Simplify right side
    8,781,704.80x = 63,233,448,740,468.16
  5. Step 5: Solve for x
    x = 63,233,448,740,468.16/8,781,704.80
  6. Step 6: Final answer
    x = 7,200,589.20

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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.