Home / 30,940,080.10-42,694,811.24-17,888,180.27

Finding the Fourth Proportional to 30,940,080.10, 42,694,811.24 and 17,888,180.27

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Solution

The fourth proportional to 30,940,080.10, 42,694,811.24 and 17,888,180.27 is: 24,684,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,080.10 : 42,694,811.24 = 17,888,180.27 : x
  2. Step 2: Convert to fraction form
    30,940,080.10/42,694,811.24 = 17,888,180.27/x
  3. Step 3: Cross multiply
    30,940,080.10x = 42,694,811.24 × 17,888,180.27
  4. Step 4: Simplify right side
    30,940,080.10x = 763,732,479,751,827.25
  5. Step 5: Solve for x
    x = 763,732,479,751,827.25/30,940,080.10
  6. Step 6: Final answer
    x = 24,684,243.78

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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.