Home / 17,943,247.20-26,921,091.60-7,853,109.60

Finding the Fourth Proportional to 17,943,247.20, 26,921,091.60 and 7,853,109.60

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Solution

The fourth proportional to 17,943,247.20, 26,921,091.60 and 7,853,109.60 is: 11,782,387.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943,247.20 : 26,921,091.60 = 7,853,109.60 : x
  2. Step 2: Convert to fraction form
    17,943,247.20/26,921,091.60 = 7,853,109.60/x
  3. Step 3: Cross multiply
    17,943,247.20x = 26,921,091.60 × 7,853,109.60
  4. Step 4: Simplify right side
    17,943,247.20x = 211,414,282,886,439.38
  5. Step 5: Solve for x
    x = 211,414,282,886,439.38/17,943,247.20
  6. Step 6: Final answer
    x = 11,782,387.02

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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.