Home / 11,889,859.52-16,409,018.05-6,734,138.24

Finding the Fourth Proportional to 11,889,859.52, 16,409,018.05 and 6,734,138.24

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Solution

The fourth proportional to 11,889,859.52, 16,409,018.05 and 6,734,138.24 is: 9,293,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,859.52 : 16,409,018.05 = 6,734,138.24 : x
  2. Step 2: Convert to fraction form
    11,889,859.52/16,409,018.05 = 6,734,138.24/x
  3. Step 3: Cross multiply
    11,889,859.52x = 16,409,018.05 × 6,734,138.24
  4. Step 4: Simplify right side
    11,889,859.52x = 110,500,595,832,474.80
  5. Step 5: Solve for x
    x = 110,500,595,832,474.80/11,889,859.52
  6. Step 6: Final answer
    x = 9,293,683.89

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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.