Home / 14,781,543.21-20,250,375.33-14,228,900.96

Finding the Fourth Proportional to 14,781,543.21, 20,250,375.33 and 14,228,900.96

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Solution

The fourth proportional to 14,781,543.21, 20,250,375.33 and 14,228,900.96 is: 19,493,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781,543.21 : 20,250,375.33 = 14,228,900.96 : x
  2. Step 2: Convert to fraction form
    14,781,543.21/20,250,375.33 = 14,228,900.96/x
  3. Step 3: Cross multiply
    14,781,543.21x = 20,250,375.33 × 14,228,900.96
  4. Step 4: Simplify right side
    14,781,543.21x = 288,140,584,872,145.44
  5. Step 5: Solve for x
    x = 288,140,584,872,145.44/14,781,543.21
  6. Step 6: Final answer
    x = 19,493,268.11

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.