Home / 8,474,416.80-12,711,625.20-4,493,104.80

Finding the Fourth Proportional to 8,474,416.80, 12,711,625.20 and 4,493,104.80

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Solution

The fourth proportional to 8,474,416.80, 12,711,625.20 and 4,493,104.80 is: 6,739,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,416.80 : 12,711,625.20 = 4,493,104.80 : x
  2. Step 2: Convert to fraction form
    8,474,416.80/12,711,625.20 = 4,493,104.80/x
  3. Step 3: Cross multiply
    8,474,416.80x = 12,711,625.20 × 4,493,104.80
  4. Step 4: Simplify right side
    8,474,416.80x = 57,114,664,201,920.95
  5. Step 5: Solve for x
    x = 57,114,664,201,920.95/8,474,416.80
  6. Step 6: Final answer
    x = 6,739,657.20

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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.