Home / 11,780,563.60-17,670,845.40-8,591,917.60

Finding the Fourth Proportional to 11,780,563.60, 17,670,845.40 and 8,591,917.60

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Solution

The fourth proportional to 11,780,563.60, 17,670,845.40 and 8,591,917.60 is: 12,887,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,563.60 : 17,670,845.40 = 8,591,917.60 : x
  2. Step 2: Convert to fraction form
    11,780,563.60/17,670,845.40 = 8,591,917.60/x
  3. Step 3: Cross multiply
    11,780,563.60x = 17,670,845.40 × 8,591,917.60
  4. Step 4: Simplify right side
    11,780,563.60x = 151,826,447,599,139.03
  5. Step 5: Solve for x
    x = 151,826,447,599,139.03/11,780,563.60
  6. Step 6: Final answer
    x = 12,887,876.40

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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.