Home / 5,805,579.80-8,689,415.87-4,268,169.35

Finding the Fourth Proportional to 5,805,579.80, 8,689,415.87 and 4,268,169.35

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Solution

The fourth proportional to 5,805,579.80, 8,689,415.87 and 4,268,169.35 is: 6,388,319.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805,579.80 : 8,689,415.87 = 4,268,169.35 : x
  2. Step 2: Convert to fraction form
    5,805,579.80/8,689,415.87 = 4,268,169.35/x
  3. Step 3: Cross multiply
    5,805,579.80x = 8,689,415.87 × 4,268,169.35
  4. Step 4: Simplify right side
    5,805,579.80x = 37,087,898,420,949.66
  5. Step 5: Solve for x
    x = 37,087,898,420,949.66/5,805,579.80
  6. Step 6: Final answer
    x = 6,388,319.47

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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.