Home / 18,146,085.30-27,231,569.55-8,055,947.70

Finding the Fourth Proportional to 18,146,085.30, 27,231,569.55 and 8,055,947.70

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Solution

The fourth proportional to 18,146,085.30, 27,231,569.55 and 8,055,947.70 is: 12,089,444.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,085.30 : 27,231,569.55 = 8,055,947.70 : x
  2. Step 2: Convert to fraction form
    18,146,085.30/27,231,569.55 = 8,055,947.70/x
  3. Step 3: Cross multiply
    18,146,085.30x = 27,231,569.55 × 8,055,947.70
  4. Step 4: Simplify right side
    18,146,085.30x = 219,376,100,083,712.53
  5. Step 5: Solve for x
    x = 219,376,100,083,712.53/18,146,085.30
  6. Step 6: Final answer
    x = 12,089,444.99

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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.