Home / 18,494,062.56-27,740,521.78-8,785,664.19

Finding the Fourth Proportional to 18,494,062.56, 27,740,521.78 and 8,785,664.19

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Solution

The fourth proportional to 18,494,062.56, 27,740,521.78 and 8,785,664.19 is: 13,178,224.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494,062.56 : 27,740,521.78 = 8,785,664.19 : x
  2. Step 2: Convert to fraction form
    18,494,062.56/27,740,521.78 = 8,785,664.19/x
  3. Step 3: Cross multiply
    18,494,062.56x = 27,740,521.78 × 8,785,664.19
  4. Step 4: Simplify right side
    18,494,062.56x = 243,718,908,792,496.88
  5. Step 5: Solve for x
    x = 243,718,908,792,496.88/18,494,062.56
  6. Step 6: Final answer
    x = 13,178,224.52

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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.