Home / 6,379,919.80-8,804,091.90-3,626,907.64

Finding the Fourth Proportional to 6,379,919.80, 8,804,091.90 and 3,626,907.64

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Solution

The fourth proportional to 6,379,919.80, 8,804,091.90 and 3,626,907.64 is: 5,005,020.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379,919.80 : 8,804,091.90 = 3,626,907.64 : x
  2. Step 2: Convert to fraction form
    6,379,919.80/8,804,091.90 = 3,626,907.64/x
  3. Step 3: Cross multiply
    6,379,919.80x = 8,804,091.90 × 3,626,907.64
  4. Step 4: Simplify right side
    6,379,919.80x = 31,931,628,175,372.12
  5. Step 5: Solve for x
    x = 31,931,628,175,372.12/6,379,919.80
  6. Step 6: Final answer
    x = 5,005,020.31

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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.