Home / 8,478,772.04-12,722,364.66-3,361,093.76

Finding the Fourth Proportional to 8,478,772.04, 12,722,364.66 and 3,361,093.76

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Solution

The fourth proportional to 8,478,772.04, 12,722,364.66 and 3,361,093.76 is: 5,043,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,772.04 : 12,722,364.66 = 3,361,093.76 : x
  2. Step 2: Convert to fraction form
    8,478,772.04/12,722,364.66 = 3,361,093.76/x
  3. Step 3: Cross multiply
    8,478,772.04x = 12,722,364.66 × 3,361,093.76
  4. Step 4: Simplify right side
    8,478,772.04x = 42,761,060,471,170.52
  5. Step 5: Solve for x
    x = 42,761,060,471,170.52/8,478,772.04
  6. Step 6: Final answer
    x = 5,043,308.19

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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.