Home / 18,941,940.56-28,404,077.32-9,841,591.60

Finding the Fourth Proportional to 18,941,940.56, 28,404,077.32 and 9,841,591.60

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Solution

The fourth proportional to 18,941,940.56, 28,404,077.32 and 9,841,591.60 is: 14,757,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941,940.56 : 28,404,077.32 = 9,841,591.60 : x
  2. Step 2: Convert to fraction form
    18,941,940.56/28,404,077.32 = 9,841,591.60/x
  3. Step 3: Cross multiply
    18,941,940.56x = 28,404,077.32 × 9,841,591.60
  4. Step 4: Simplify right side
    18,941,940.56x = 279,541,328,758,262.50
  5. Step 5: Solve for x
    x = 279,541,328,758,262.50/18,941,940.56
  6. Step 6: Final answer
    x = 14,757,797.80

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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.