Home / 18,619,464.68-27,930,247.53-5,666,037.50

Finding the Fourth Proportional to 18,619,464.68, 27,930,247.53 and 5,666,037.50

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Solution

The fourth proportional to 18,619,464.68, 27,930,247.53 and 5,666,037.50 is: 8,499,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,619,464.68 : 27,930,247.53 = 5,666,037.50 : x
  2. Step 2: Convert to fraction form
    18,619,464.68/27,930,247.53 = 5,666,037.50/x
  3. Step 3: Cross multiply
    18,619,464.68x = 27,930,247.53 × 5,666,037.50
  4. Step 4: Simplify right side
    18,619,464.68x = 158,253,829,749,611.16
  5. Step 5: Solve for x
    x = 158,253,829,749,611.16/18,619,464.68
  6. Step 6: Final answer
    x = 8,499,375.92

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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.