Home / 28,760,446.80-43,140,670.20-25,625,163.60

Finding the Fourth Proportional to 28,760,446.80, 43,140,670.20 and 25,625,163.60

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Solution

The fourth proportional to 28,760,446.80, 43,140,670.20 and 25,625,163.60 is: 38,437,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,760,446.80 : 43,140,670.20 = 25,625,163.60 : x
  2. Step 2: Convert to fraction form
    28,760,446.80/43,140,670.20 = 25,625,163.60/x
  3. Step 3: Cross multiply
    28,760,446.80x = 43,140,670.20 × 25,625,163.60
  4. Step 4: Simplify right side
    28,760,446.80x = 1,105,486,731,688,644.88
  5. Step 5: Solve for x
    x = 1,105,486,731,688,644.88/28,760,446.80
  6. Step 6: Final answer
    x = 38,437,745.40

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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.