Home / 18,299,810.09-27,449,912.00-5,520,425.57

Finding the Fourth Proportional to 18,299,810.09, 27,449,912.00 and 5,520,425.57

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Solution

The fourth proportional to 18,299,810.09, 27,449,912.00 and 5,520,425.57 is: 8,280,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,299,810.09 : 27,449,912.00 = 5,520,425.57 : x
  2. Step 2: Convert to fraction form
    18,299,810.09/27,449,912.00 = 5,520,425.57/x
  3. Step 3: Cross multiply
    18,299,810.09x = 27,449,912.00 × 5,520,425.57
  4. Step 4: Simplify right side
    18,299,810.09x = 151,535,196,071,447.72
  5. Step 5: Solve for x
    x = 151,535,196,071,447.72/18,299,810.09
  6. Step 6: Final answer
    x = 8,280,697.74

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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.