Home / 6,308,435.66-9,462,653.69-1,990,923.44

Finding the Fourth Proportional to 6,308,435.66, 9,462,653.69 and 1,990,923.44

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Solution

The fourth proportional to 6,308,435.66, 9,462,653.69 and 1,990,923.44 is: 2,986,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308,435.66 : 9,462,653.69 = 1,990,923.44 : x
  2. Step 2: Convert to fraction form
    6,308,435.66/9,462,653.69 = 1,990,923.44/x
  3. Step 3: Cross multiply
    6,308,435.66x = 9,462,653.69 × 1,990,923.44
  4. Step 4: Simplify right side
    6,308,435.66x = 18,839,418,978,755.61
  5. Step 5: Solve for x
    x = 18,839,418,978,755.61/6,308,435.66
  6. Step 6: Final answer
    x = 2,986,385.22

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1.5x scale

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.