Home / 6,172,280.73-8,517,451.46-3,418,782.39

Finding the Fourth Proportional to 6,172,280.73, 8,517,451.46 and 3,418,782.39

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Solution

The fourth proportional to 6,172,280.73, 8,517,451.46 and 3,418,782.39 is: 4,717,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,280.73 : 8,517,451.46 = 3,418,782.39 : x
  2. Step 2: Convert to fraction form
    6,172,280.73/8,517,451.46 = 3,418,782.39/x
  3. Step 3: Cross multiply
    6,172,280.73x = 8,517,451.46 × 3,418,782.39
  4. Step 4: Simplify right side
    6,172,280.73x = 29,119,313,042,033.88
  5. Step 5: Solve for x
    x = 29,119,313,042,033.88/6,172,280.73
  6. Step 6: Final answer
    x = 4,717,755.77

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1.5x scale

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.