Home / 20,141,301.60-30,212,161.92-16,123,330.68

Finding the Fourth Proportional to 20,141,301.60, 30,212,161.92 and 16,123,330.68

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Solution

The fourth proportional to 20,141,301.60, 30,212,161.92 and 16,123,330.68 is: 24,185,163.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,141,301.60 : 30,212,161.92 = 16,123,330.68 : x
  2. Step 2: Convert to fraction form
    20,141,301.60/30,212,161.92 = 16,123,330.68/x
  3. Step 3: Cross multiply
    20,141,301.60x = 30,212,161.92 × 16,123,330.68
  4. Step 4: Simplify right side
    20,141,301.60x = 487,120,677,193,863.75
  5. Step 5: Solve for x
    x = 487,120,677,193,863.75/20,141,301.60
  6. Step 6: Final answer
    x = 24,185,163.74

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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.