Home / 18,323,015.60-27,487,633.80-5,543,418.80

Finding the Fourth Proportional to 18,323,015.60, 27,487,633.80 and 5,543,418.80

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Solution

The fourth proportional to 18,323,015.60, 27,487,633.80 and 5,543,418.80 is: 8,316,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323,015.60 : 27,487,633.80 = 5,543,418.80 : x
  2. Step 2: Convert to fraction form
    18,323,015.60/27,487,633.80 = 5,543,418.80/x
  3. Step 3: Cross multiply
    18,323,015.60x = 27,487,633.80 × 5,543,418.80
  4. Step 4: Simplify right side
    18,323,015.60x = 152,375,465,974,435.44
  5. Step 5: Solve for x
    x = 152,375,465,974,435.44/18,323,015.60
  6. Step 6: Final answer
    x = 8,316,069.22

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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.