Home / 6,589,178.20-9,890,159.02-3,179,864.28

Finding the Fourth Proportional to 6,589,178.20, 9,890,159.02 and 3,179,864.28

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Solution

The fourth proportional to 6,589,178.20, 9,890,159.02 and 3,179,864.28 is: 4,772,880.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589,178.20 : 9,890,159.02 = 3,179,864.28 : x
  2. Step 2: Convert to fraction form
    6,589,178.20/9,890,159.02 = 3,179,864.28/x
  3. Step 3: Cross multiply
    6,589,178.20x = 9,890,159.02 × 3,179,864.28
  4. Step 4: Simplify right side
    6,589,178.20x = 31,449,363,391,217.80
  5. Step 5: Solve for x
    x = 31,449,363,391,217.80/6,589,178.20
  6. Step 6: Final answer
    x = 4,772,880.99

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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.