Home / 25,709,838.91-38,544,467.09-12,747,051.88

Finding the Fourth Proportional to 25,709,838.91, 38,544,467.09 and 12,747,051.88

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Solution

The fourth proportional to 25,709,838.91, 38,544,467.09 and 12,747,051.88 is: 19,110,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,838.91 : 38,544,467.09 = 12,747,051.88 : x
  2. Step 2: Convert to fraction form
    25,709,838.91/38,544,467.09 = 12,747,051.88/x
  3. Step 3: Cross multiply
    25,709,838.91x = 38,544,467.09 × 12,747,051.88
  4. Step 4: Simplify right side
    25,709,838.91x = 491,328,321,523,086.19
  5. Step 5: Solve for x
    x = 491,328,321,523,086.19/25,709,838.91
  6. Step 6: Final answer
    x = 19,110,517.31

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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.