Home / 25,709,839.91-38,544,468.58-12,747,052.88

Finding the Fourth Proportional to 25,709,839.91, 38,544,468.58 and 12,747,052.88

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Solution

The fourth proportional to 25,709,839.91, 38,544,468.58 and 12,747,052.88 is: 19,110,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,839.91 : 38,544,468.58 = 12,747,052.88 : x
  2. Step 2: Convert to fraction form
    25,709,839.91/38,544,468.58 = 12,747,052.88/x
  3. Step 3: Cross multiply
    25,709,839.91x = 38,544,468.58 × 12,747,052.88
  4. Step 4: Simplify right side
    25,709,839.91x = 491,328,379,220,758.50
  5. Step 5: Solve for x
    x = 491,328,379,220,758.50/25,709,839.91
  6. Step 6: Final answer
    x = 19,110,518.81

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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.