Home / 5,635,870.16-7,776,986.73-3,188,704.64

Finding the Fourth Proportional to 5,635,870.16, 7,776,986.73 and 3,188,704.64

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Solution

The fourth proportional to 5,635,870.16, 7,776,986.73 and 3,188,704.64 is: 4,400,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635,870.16 : 7,776,986.73 = 3,188,704.64 : x
  2. Step 2: Convert to fraction form
    5,635,870.16/7,776,986.73 = 3,188,704.64/x
  3. Step 3: Cross multiply
    5,635,870.16x = 7,776,986.73 × 3,188,704.64
  4. Step 4: Simplify right side
    5,635,870.16x = 24,798,513,671,169.43
  5. Step 5: Solve for x
    x = 24,798,513,671,169.43/5,635,870.16
  6. Step 6: Final answer
    x = 4,400,121.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.