Home / 8,331,742-12,494,382.45-2,865,797.47

Finding the Fourth Proportional to 8,331,742, 12,494,382.45 and 2,865,797.47

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Solution

The fourth proportional to 8,331,742, 12,494,382.45 and 2,865,797.47 is: 4,297,585.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331,742 : 12,494,382.45 = 2,865,797.47 : x
  2. Step 2: Convert to fraction form
    8,331,742/12,494,382.45 = 2,865,797.47/x
  3. Step 3: Cross multiply
    8,331,742x = 12,494,382.45 × 2,865,797.47
  4. Step 4: Simplify right side
    8,331,742x = 35,806,369,614,422.40
  5. Step 5: Solve for x
    x = 35,806,369,614,422.40/8,331,742
  6. Step 6: Final answer
    x = 4,297,585.02

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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.