Home / 8,120,449.01-12,179,725.35-3,262,558.85

Finding the Fourth Proportional to 8,120,449.01, 12,179,725.35 and 3,262,558.85

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Solution

The fourth proportional to 8,120,449.01, 12,179,725.35 and 3,262,558.85 is: 4,893,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,449.01 : 12,179,725.35 = 3,262,558.85 : x
  2. Step 2: Convert to fraction form
    8,120,449.01/12,179,725.35 = 3,262,558.85/x
  3. Step 3: Cross multiply
    8,120,449.01x = 12,179,725.35 × 3,262,558.85
  4. Step 4: Simplify right side
    8,120,449.01x = 39,737,070,761,661.16
  5. Step 5: Solve for x
    x = 39,737,070,761,661.16/8,120,449.01
  6. Step 6: Final answer
    x = 4,893,457.34

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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.