Home / 16,120,138.08-22,246,152.26-9,150,159.06

Finding the Fourth Proportional to 16,120,138.08, 22,246,152.26 and 9,150,159.06

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Solution

The fourth proportional to 16,120,138.08, 22,246,152.26 and 9,150,159.06 is: 12,627,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,138.08 : 22,246,152.26 = 9,150,159.06 : x
  2. Step 2: Convert to fraction form
    16,120,138.08/22,246,152.26 = 9,150,159.06/x
  3. Step 3: Cross multiply
    16,120,138.08x = 22,246,152.26 × 9,150,159.06
  4. Step 4: Simplify right side
    16,120,138.08x = 203,555,831,606,227.69
  5. Step 5: Solve for x
    x = 203,555,831,606,227.69/16,120,138.08
  6. Step 6: Final answer
    x = 12,627,424.81

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1.5x scale

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.