Home / 27,739,493.64-38,283,382.62-15,979,168.44

Finding the Fourth Proportional to 27,739,493.64, 38,283,382.62 and 15,979,168.44

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Solution

The fourth proportional to 27,739,493.64, 38,283,382.62 and 15,979,168.44 is: 22,052,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739,493.64 : 38,283,382.62 = 15,979,168.44 : x
  2. Step 2: Convert to fraction form
    27,739,493.64/38,283,382.62 = 15,979,168.44/x
  3. Step 3: Cross multiply
    27,739,493.64x = 38,283,382.62 × 15,979,168.44
  4. Step 4: Simplify right side
    27,739,493.64x = 611,736,619,337,948.50
  5. Step 5: Solve for x
    x = 611,736,619,337,948.50/27,739,493.64
  6. Step 6: Final answer
    x = 22,052,912.26

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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.