Home / 25,741,279.20-38,611,328.40-12,958,351.20

Finding the Fourth Proportional to 25,741,279.20, 38,611,328.40 and 12,958,351.20

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Solution

The fourth proportional to 25,741,279.20, 38,611,328.40 and 12,958,351.20 is: 19,437,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,741,279.20 : 38,611,328.40 = 12,958,351.20 : x
  2. Step 2: Convert to fraction form
    25,741,279.20/38,611,328.40 = 12,958,351.20/x
  3. Step 3: Cross multiply
    25,741,279.20x = 38,611,328.40 × 12,958,351.20
  4. Step 4: Simplify right side
    25,741,279.20x = 500,339,153,705,734.06
  5. Step 5: Solve for x
    x = 500,339,153,705,734.06/25,741,279.20
  6. Step 6: Final answer
    x = 19,437,229.59

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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.