Home / 12,460,195.83-18,690,169.19-3,940,533.75

Finding the Fourth Proportional to 12,460,195.83, 18,690,169.19 and 3,940,533.75

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Solution

The fourth proportional to 12,460,195.83, 18,690,169.19 and 3,940,533.75 is: 5,910,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460,195.83 : 18,690,169.19 = 3,940,533.75 : x
  2. Step 2: Convert to fraction form
    12,460,195.83/18,690,169.19 = 3,940,533.75/x
  3. Step 3: Cross multiply
    12,460,195.83x = 18,690,169.19 × 3,940,533.75
  4. Step 4: Simplify right side
    12,460,195.83x = 73,649,242,466,702.48
  5. Step 5: Solve for x
    x = 73,649,242,466,702.48/12,460,195.83
  6. Step 6: Final answer
    x = 5,910,761.23

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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.