Home / 4,920,786.60-7,381,179.90-4,531,063.20

Finding the Fourth Proportional to 4,920,786.60, 7,381,179.90 and 4,531,063.20

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Solution

The fourth proportional to 4,920,786.60, 7,381,179.90 and 4,531,063.20 is: 6,796,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,786.60 : 7,381,179.90 = 4,531,063.20 : x
  2. Step 2: Convert to fraction form
    4,920,786.60/7,381,179.90 = 4,531,063.20/x
  3. Step 3: Cross multiply
    4,920,786.60x = 7,381,179.90 × 4,531,063.20
  4. Step 4: Simplify right side
    4,920,786.60x = 33,444,592,617,469.68
  5. Step 5: Solve for x
    x = 33,444,592,617,469.68/4,920,786.60
  6. Step 6: Final answer
    x = 6,796,594.80

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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.