Home / 18,589,623.30-27,884,434.95-4,942,743.30

Finding the Fourth Proportional to 18,589,623.30, 27,884,434.95 and 4,942,743.30

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Solution

The fourth proportional to 18,589,623.30, 27,884,434.95 and 4,942,743.30 is: 7,414,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,623.30 : 27,884,434.95 = 4,942,743.30 : x
  2. Step 2: Convert to fraction form
    18,589,623.30/27,884,434.95 = 4,942,743.30/x
  3. Step 3: Cross multiply
    18,589,623.30x = 27,884,434.95 × 4,942,743.30
  4. Step 4: Simplify right side
    18,589,623.30x = 137,825,604,023,398.33
  5. Step 5: Solve for x
    x = 137,825,604,023,398.33/18,589,623.30
  6. Step 6: Final answer
    x = 7,414,114.95

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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.