Home / 8,693,791.20-13,040,686.80-2,305,029.60

Finding the Fourth Proportional to 8,693,791.20, 13,040,686.80 and 2,305,029.60

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Solution

The fourth proportional to 8,693,791.20, 13,040,686.80 and 2,305,029.60 is: 3,457,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,791.20 : 13,040,686.80 = 2,305,029.60 : x
  2. Step 2: Convert to fraction form
    8,693,791.20/13,040,686.80 = 2,305,029.60/x
  3. Step 3: Cross multiply
    8,693,791.20x = 13,040,686.80 × 2,305,029.60
  4. Step 4: Simplify right side
    8,693,791.20x = 30,059,169,078,329.28
  5. Step 5: Solve for x
    x = 30,059,169,078,329.28/8,693,791.20
  6. Step 6: Final answer
    x = 3,457,544.40

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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.