Home / 8,127,426.87-11,215,957.61-4,456,334.15

Finding the Fourth Proportional to 8,127,426.87, 11,215,957.61 and 4,456,334.15

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Solution

The fourth proportional to 8,127,426.87, 11,215,957.61 and 4,456,334.15 is: 6,149,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,426.87 : 11,215,957.61 = 4,456,334.15 : x
  2. Step 2: Convert to fraction form
    8,127,426.87/11,215,957.61 = 4,456,334.15/x
  3. Step 3: Cross multiply
    8,127,426.87x = 11,215,957.61 × 4,456,334.15
  4. Step 4: Simplify right side
    8,127,426.87x = 49,982,054,844,033.92
  5. Step 5: Solve for x
    x = 49,982,054,844,033.92/8,127,426.87
  6. Step 6: Final answer
    x = 6,149,800.62

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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.