Home / 18,039,129.64-27,055,960.46-4,909,570.64

Finding the Fourth Proportional to 18,039,129.64, 27,055,960.46 and 4,909,570.64

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Solution

The fourth proportional to 18,039,129.64, 27,055,960.46 and 4,909,570.64 is: 7,363,611.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039,129.64 : 27,055,960.46 = 4,909,570.64 : x
  2. Step 2: Convert to fraction form
    18,039,129.64/27,055,960.46 = 4,909,570.64/x
  3. Step 3: Cross multiply
    18,039,129.64x = 27,055,960.46 × 4,909,570.64
  4. Step 4: Simplify right side
    18,039,129.64x = 132,833,149,073,149.91
  5. Step 5: Solve for x
    x = 132,833,149,073,149.91/18,039,129.64
  6. Step 6: Final answer
    x = 7,363,611.87

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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.