Home / 14,486,849.60-19,990,682.24-8,375,672

Finding the Fourth Proportional to 14,486,849.60, 19,990,682.24 and 8,375,672

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Solution

The fourth proportional to 14,486,849.60, 19,990,682.24 and 8,375,672 is: 11,557,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,849.60 : 19,990,682.24 = 8,375,672 : x
  2. Step 2: Convert to fraction form
    14,486,849.60/19,990,682.24 = 8,375,672/x
  3. Step 3: Cross multiply
    14,486,849.60x = 19,990,682.24 × 8,375,672
  4. Step 4: Simplify right side
    14,486,849.60x = 167,435,397,498,465.28
  5. Step 5: Solve for x
    x = 167,435,397,498,465.28/14,486,849.60
  6. Step 6: Final answer
    x = 11,557,750.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.