Home / 20,117,245.14-27,761,026.77-11,414,898.81

Finding the Fourth Proportional to 20,117,245.14, 27,761,026.77 and 11,414,898.81

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Solution

The fourth proportional to 20,117,245.14, 27,761,026.77 and 11,414,898.81 is: 15,752,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117,245.14 : 27,761,026.77 = 11,414,898.81 : x
  2. Step 2: Convert to fraction form
    20,117,245.14/27,761,026.77 = 11,414,898.81/x
  3. Step 3: Cross multiply
    20,117,245.14x = 27,761,026.77 × 11,414,898.81
  4. Step 4: Simplify right side
    20,117,245.14x = 316,889,311,441,251.12
  5. Step 5: Solve for x
    x = 316,889,311,441,251.12/20,117,245.14
  6. Step 6: Final answer
    x = 15,752,122.58

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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.