Home / 12,102,322.68-18,157,039.38-3,582,880.92

Finding the Fourth Proportional to 12,102,322.68, 18,157,039.38 and 3,582,880.92

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Solution

The fourth proportional to 12,102,322.68, 18,157,039.38 and 3,582,880.92 is: 5,375,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,102,322.68 : 18,157,039.38 = 3,582,880.92 : x
  2. Step 2: Convert to fraction form
    12,102,322.68/18,157,039.38 = 3,582,880.92/x
  3. Step 3: Cross multiply
    12,102,322.68x = 18,157,039.38 × 3,582,880.92
  4. Step 4: Simplify right side
    12,102,322.68x = 65,054,509,958,290.62
  5. Step 5: Solve for x
    x = 65,054,509,958,290.62/12,102,322.68
  6. Step 6: Final answer
    x = 5,375,373.94

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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.