Home / 8,761,624.30-13,143,682.05-2,696,861.86

Finding the Fourth Proportional to 8,761,624.30, 13,143,682.05 and 2,696,861.86

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Solution

The fourth proportional to 8,761,624.30, 13,143,682.05 and 2,696,861.86 is: 4,045,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,624.30 : 13,143,682.05 = 2,696,861.86 : x
  2. Step 2: Convert to fraction form
    8,761,624.30/13,143,682.05 = 2,696,861.86/x
  3. Step 3: Cross multiply
    8,761,624.30x = 13,143,682.05 × 2,696,861.86
  4. Step 4: Simplify right side
    8,761,624.30x = 35,446,694,820,611.62
  5. Step 5: Solve for x
    x = 35,446,694,820,611.62/8,761,624.30
  6. Step 6: Final answer
    x = 4,045,676.19

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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.