Home / 18,622,944.72-25,699,416.21-10,474,182.72

Finding the Fourth Proportional to 18,622,944.72, 25,699,416.21 and 10,474,182.72

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Solution

The fourth proportional to 18,622,944.72, 25,699,416.21 and 10,474,182.72 is: 14,454,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622,944.72 : 25,699,416.21 = 10,474,182.72 : x
  2. Step 2: Convert to fraction form
    18,622,944.72/25,699,416.21 = 10,474,182.72/x
  3. Step 3: Cross multiply
    18,622,944.72x = 25,699,416.21 × 10,474,182.72
  4. Step 4: Simplify right side
    18,622,944.72x = 269,180,381,180,869.91
  5. Step 5: Solve for x
    x = 269,180,381,180,869.91/18,622,944.72
  6. Step 6: Final answer
    x = 14,454,232.95

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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.