Home / 18,498,492.16-27,735,126.54-9,383,012.61

Finding the Fourth Proportional to 18,498,492.16, 27,735,126.54 and 9,383,012.61

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Solution

The fourth proportional to 18,498,492.16, 27,735,126.54 and 9,383,012.61 is: 14,068,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498,492.16 : 27,735,126.54 = 9,383,012.61 : x
  2. Step 2: Convert to fraction form
    18,498,492.16/27,735,126.54 = 9,383,012.61/x
  3. Step 3: Cross multiply
    18,498,492.16x = 27,735,126.54 × 9,383,012.61
  4. Step 4: Simplify right side
    18,498,492.16x = 260,239,042,081,582.72
  5. Step 5: Solve for x
    x = 260,239,042,081,582.72/18,498,492.16
  6. Step 6: Final answer
    x = 14,068,121.87

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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.