Home / 20,049,411.24-27,668,805.30-11,787,975

Finding the Fourth Proportional to 20,049,411.24, 27,668,805.30 and 11,787,975

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Solution

The fourth proportional to 20,049,411.24, 27,668,805.30 and 11,787,975 is: 16,267,768.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,411.24 : 27,668,805.30 = 11,787,975 : x
  2. Step 2: Convert to fraction form
    20,049,411.24/27,668,805.30 = 11,787,975/x
  3. Step 3: Cross multiply
    20,049,411.24x = 27,668,805.30 × 11,787,975
  4. Step 4: Simplify right side
    20,049,411.24x = 326,159,185,156,267.50
  5. Step 5: Solve for x
    x = 326,159,185,156,267.50/20,049,411.24
  6. Step 6: Final answer
    x = 16,267,768.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.