Home / 21,304,279.21-31,951,780.22-5,741,744.57

Finding the Fourth Proportional to 21,304,279.21, 31,951,780.22 and 5,741,744.57

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Solution

The fourth proportional to 21,304,279.21, 31,951,780.22 and 5,741,744.57 is: 8,611,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,304,279.21 : 31,951,780.22 = 5,741,744.57 : x
  2. Step 2: Convert to fraction form
    21,304,279.21/31,951,780.22 = 5,741,744.57/x
  3. Step 3: Cross multiply
    21,304,279.21x = 31,951,780.22 × 5,741,744.57
  4. Step 4: Simplify right side
    21,304,279.21x = 183,458,960,434,613.88
  5. Step 5: Solve for x
    x = 183,458,960,434,613.88/21,304,279.21
  6. Step 6: Final answer
    x = 8,611,366.70

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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.