Home / 13,039,105.82-19,550,687.11-6,217,765.34

Finding the Fourth Proportional to 13,039,105.82, 19,550,687.11 and 6,217,765.34

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Solution

The fourth proportional to 13,039,105.82, 19,550,687.11 and 6,217,765.34 is: 9,322,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,105.82 : 19,550,687.11 = 6,217,765.34 : x
  2. Step 2: Convert to fraction form
    13,039,105.82/19,550,687.11 = 6,217,765.34/x
  3. Step 3: Cross multiply
    13,039,105.82x = 19,550,687.11 × 6,217,765.34
  4. Step 4: Simplify right side
    13,039,105.82x = 121,561,584,572,444.92
  5. Step 5: Solve for x
    x = 121,561,584,572,444.92/13,039,105.82
  6. Step 6: Final answer
    x = 9,322,846.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.