Home / 20,318,162.42-30,480,217.94-9,536,558.42

Finding the Fourth Proportional to 20,318,162.42, 30,480,217.94 and 9,536,558.42

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Solution

The fourth proportional to 20,318,162.42, 30,480,217.94 and 9,536,558.42 is: 14,306,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,318,162.42 : 30,480,217.94 = 9,536,558.42 : x
  2. Step 2: Convert to fraction form
    20,318,162.42/30,480,217.94 = 9,536,558.42/x
  3. Step 3: Cross multiply
    20,318,162.42x = 30,480,217.94 × 9,536,558.42
  4. Step 4: Simplify right side
    20,318,162.42x = 290,676,378,910,582.31
  5. Step 5: Solve for x
    x = 290,676,378,910,582.31/20,318,162.42
  6. Step 6: Final answer
    x = 14,306,233.65

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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.