Home / 13,727,690.82-20,591,561.28-5,635,026.18

Finding the Fourth Proportional to 13,727,690.82, 20,591,561.28 and 5,635,026.18

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Solution

The fourth proportional to 13,727,690.82, 20,591,561.28 and 5,635,026.18 is: 8,452,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,690.82 : 20,591,561.28 = 5,635,026.18 : x
  2. Step 2: Convert to fraction form
    13,727,690.82/20,591,561.28 = 5,635,026.18/x
  3. Step 3: Cross multiply
    13,727,690.82x = 20,591,561.28 × 5,635,026.18
  4. Step 4: Simplify right side
    13,727,690.82x = 116,033,986,899,874.31
  5. Step 5: Solve for x
    x = 116,033,986,899,874.31/13,727,690.82
  6. Step 6: Final answer
    x = 8,452,549.55

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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.