Home / 18,378,144.22-27,567,437.76-5,598,759.64

Finding the Fourth Proportional to 18,378,144.22, 27,567,437.76 and 5,598,759.64

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Solution

The fourth proportional to 18,378,144.22, 27,567,437.76 and 5,598,759.64 is: 8,398,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,378,144.22 : 27,567,437.76 = 5,598,759.64 : x
  2. Step 2: Convert to fraction form
    18,378,144.22/27,567,437.76 = 5,598,759.64/x
  3. Step 3: Cross multiply
    18,378,144.22x = 27,567,437.76 × 5,598,759.64
  4. Step 4: Simplify right side
    18,378,144.22x = 154,343,457,907,419.66
  5. Step 5: Solve for x
    x = 154,343,457,907,419.66/18,378,144.22
  6. Step 6: Final answer
    x = 8,398,206.92

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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.