Home / 25,474,235.32-38,179,455.58-20,061,508.74

Finding the Fourth Proportional to 25,474,235.32, 38,179,455.58 and 20,061,508.74

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Solution

The fourth proportional to 25,474,235.32, 38,179,455.58 and 20,061,508.74 is: 30,067,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474,235.32 : 38,179,455.58 = 20,061,508.74 : x
  2. Step 2: Convert to fraction form
    25,474,235.32/38,179,455.58 = 20,061,508.74/x
  3. Step 3: Cross multiply
    25,474,235.32x = 38,179,455.58 × 20,061,508.74
  4. Step 4: Simplify right side
    25,474,235.32x = 765,937,481,806,611.62
  5. Step 5: Solve for x
    x = 765,937,481,806,611.62/25,474,235.32
  6. Step 6: Final answer
    x = 30,067,143.22

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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.