Home / 18,540,113.39-25,583,004.49-10,165,279.42

Finding the Fourth Proportional to 18,540,113.39, 25,583,004.49 and 10,165,279.42

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Solution

The fourth proportional to 18,540,113.39, 25,583,004.49 and 10,165,279.42 is: 14,026,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540,113.39 : 25,583,004.49 = 10,165,279.42 : x
  2. Step 2: Convert to fraction form
    18,540,113.39/25,583,004.49 = 10,165,279.42/x
  3. Step 3: Cross multiply
    18,540,113.39x = 25,583,004.49 × 10,165,279.42
  4. Step 4: Simplify right side
    18,540,113.39x = 260,058,389,043,964.56
  5. Step 5: Solve for x
    x = 260,058,389,043,964.56/18,540,113.39
  6. Step 6: Final answer
    x = 14,026,796.04

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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.