Home / 32,189,487.80-48,284,231.70-21,985,820.60

Finding the Fourth Proportional to 32,189,487.80, 48,284,231.70 and 21,985,820.60

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Solution

The fourth proportional to 32,189,487.80, 48,284,231.70 and 21,985,820.60 is: 32,978,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,189,487.80 : 48,284,231.70 = 21,985,820.60 : x
  2. Step 2: Convert to fraction form
    32,189,487.80/48,284,231.70 = 21,985,820.60/x
  3. Step 3: Cross multiply
    32,189,487.80x = 48,284,231.70 × 21,985,820.60
  4. Step 4: Simplify right side
    32,189,487.80x = 1,061,568,455,965,033.12
  5. Step 5: Solve for x
    x = 1,061,568,455,965,033.12/32,189,487.80
  6. Step 6: Final answer
    x = 32,978,730.90

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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.