Home / 27,739,499.14-38,283,390.22-15,979,173.94

Finding the Fourth Proportional to 27,739,499.14, 38,283,390.22 and 15,979,173.94

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Solution

The fourth proportional to 27,739,499.14, 38,283,390.22 and 15,979,173.94 is: 22,052,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739,499.14 : 38,283,390.22 = 15,979,173.94 : x
  2. Step 2: Convert to fraction form
    27,739,499.14/38,283,390.22 = 15,979,173.94/x
  3. Step 3: Cross multiply
    27,739,499.14x = 38,283,390.22 × 15,979,173.94
  4. Step 4: Simplify right side
    27,739,499.14x = 611,736,951,338,274.88
  5. Step 5: Solve for x
    x = 611,736,951,338,274.88/27,739,499.14
  6. Step 6: Final answer
    x = 22,052,919.85

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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.