Home / 20,117,247.39-27,761,029.88-11,414,901.02

Finding the Fourth Proportional to 20,117,247.39, 27,761,029.88 and 11,414,901.02

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Solution

The fourth proportional to 20,117,247.39, 27,761,029.88 and 11,414,901.02 is: 15,752,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117,247.39 : 27,761,029.88 = 11,414,901.02 : x
  2. Step 2: Convert to fraction form
    20,117,247.39/27,761,029.88 = 11,414,901.02/x
  3. Step 3: Cross multiply
    20,117,247.39x = 27,761,029.88 × 11,414,901.02
  4. Step 4: Simplify right side
    20,117,247.39x = 316,889,408,097,582.81
  5. Step 5: Solve for x
    x = 316,889,408,097,582.81/20,117,247.39
  6. Step 6: Final answer
    x = 15,752,125.62

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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.