Home / 18,703,957.15-25,829,286.26-17,684,974.16

Finding the Fourth Proportional to 18,703,957.15, 25,829,286.26 and 17,684,974.16

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Solution

The fourth proportional to 18,703,957.15, 25,829,286.26 and 17,684,974.16 is: 24,422,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,703,957.15 : 25,829,286.26 = 17,684,974.16 : x
  2. Step 2: Convert to fraction form
    18,703,957.15/25,829,286.26 = 17,684,974.16/x
  3. Step 3: Cross multiply
    18,703,957.15x = 25,829,286.26 × 17,684,974.16
  4. Step 4: Simplify right side
    18,703,957.15x = 456,790,260,079,343.06
  5. Step 5: Solve for x
    x = 456,790,260,079,343.06/18,703,957.15
  6. Step 6: Final answer
    x = 24,422,118.61

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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.