Home / 11,672,844.18-15,991,721.94-11,236,333.92

Finding the Fourth Proportional to 11,672,844.18, 15,991,721.94 and 11,236,333.92

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Solution

The fourth proportional to 11,672,844.18, 15,991,721.94 and 11,236,333.92 is: 15,393,705.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672,844.18 : 15,991,721.94 = 11,236,333.92 : x
  2. Step 2: Convert to fraction form
    11,672,844.18/15,991,721.94 = 11,236,333.92/x
  3. Step 3: Cross multiply
    11,672,844.18x = 15,991,721.94 × 11,236,333.92
  4. Step 4: Simplify right side
    11,672,844.18x = 179,688,327,673,630.19
  5. Step 5: Solve for x
    x = 179,688,327,673,630.19/11,672,844.18
  6. Step 6: Final answer
    x = 15,393,705.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.