Home / 18,471,845.56-25,486,917.84-11,028,058.85

Finding the Fourth Proportional to 18,471,845.56, 25,486,917.84 and 11,028,058.85

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Solution

The fourth proportional to 18,471,845.56, 25,486,917.84 and 11,028,058.85 is: 15,216,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,471,845.56 : 25,486,917.84 = 11,028,058.85 : x
  2. Step 2: Convert to fraction form
    18,471,845.56/25,486,917.84 = 11,028,058.85/x
  3. Step 3: Cross multiply
    18,471,845.56x = 25,486,917.84 × 11,028,058.85
  4. Step 4: Simplify right side
    18,471,845.56x = 281,071,229,908,352.16
  5. Step 5: Solve for x
    x = 281,071,229,908,352.16/18,471,845.56
  6. Step 6: Final answer
    x = 15,216,196.40

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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.