Home / 6,431,550.40-9,647,325.60-1,943,826.40

Finding the Fourth Proportional to 6,431,550.40, 9,647,325.60 and 1,943,826.40

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Solution

The fourth proportional to 6,431,550.40, 9,647,325.60 and 1,943,826.40 is: 2,915,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431,550.40 : 9,647,325.60 = 1,943,826.40 : x
  2. Step 2: Convert to fraction form
    6,431,550.40/9,647,325.60 = 1,943,826.40/x
  3. Step 3: Cross multiply
    6,431,550.40x = 9,647,325.60 × 1,943,826.40
  4. Step 4: Simplify right side
    6,431,550.40x = 18,752,726,190,675.84
  5. Step 5: Solve for x
    x = 18,752,726,190,675.84/6,431,550.40
  6. Step 6: Final answer
    x = 2,915,739.60

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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.