Home / 18,382,170.80-27,573,406.20-6,254,390.48

Finding the Fourth Proportional to 18,382,170.80, 27,573,406.20 and 6,254,390.48

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Solution

The fourth proportional to 18,382,170.80, 27,573,406.20 and 6,254,390.48 is: 9,381,636.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382,170.80 : 27,573,406.20 = 6,254,390.48 : x
  2. Step 2: Convert to fraction form
    18,382,170.80/27,573,406.20 = 6,254,390.48/x
  3. Step 3: Cross multiply
    18,382,170.80x = 27,573,406.20 × 6,254,390.48
  4. Step 4: Simplify right side
    18,382,170.80x = 172,454,849,238,452.97
  5. Step 5: Solve for x
    x = 172,454,849,238,452.97/18,382,170.80
  6. Step 6: Final answer
    x = 9,381,636.76

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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.