Home / 28,188,116.70-42,282,175.05-23,149,268.70

Finding the Fourth Proportional to 28,188,116.70, 42,282,175.05 and 23,149,268.70

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Solution

The fourth proportional to 28,188,116.70, 42,282,175.05 and 23,149,268.70 is: 34,723,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,188,116.70 : 42,282,175.05 = 23,149,268.70 : x
  2. Step 2: Convert to fraction form
    28,188,116.70/42,282,175.05 = 23,149,268.70/x
  3. Step 3: Cross multiply
    28,188,116.70x = 42,282,175.05 × 23,149,268.70
  4. Step 4: Simplify right side
    28,188,116.70x = 978,801,431,452,885.88
  5. Step 5: Solve for x
    x = 978,801,431,452,885.88/28,188,116.70
  6. Step 6: Final answer
    x = 34,723,903.05

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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.