Home / 20,318,770.50-28,040,527.08-11,944,604.52

Finding the Fourth Proportional to 20,318,770.50, 28,040,527.08 and 11,944,604.52

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Solution

The fourth proportional to 20,318,770.50, 28,040,527.08 and 11,944,604.52 is: 16,483,920.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,318,770.50 : 28,040,527.08 = 11,944,604.52 : x
  2. Step 2: Convert to fraction form
    20,318,770.50/28,040,527.08 = 11,944,604.52/x
  3. Step 3: Cross multiply
    20,318,770.50x = 28,040,527.08 × 11,944,604.52
  4. Step 4: Simplify right side
    20,318,770.50x = 334,933,006,502,950.38
  5. Step 5: Solve for x
    x = 334,933,006,502,950.38/20,318,770.50
  6. Step 6: Final answer
    x = 16,483,920.94

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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.