Home / 18,747,696.27-28,096,005.69-11,463,706.92

Finding the Fourth Proportional to 18,747,696.27, 28,096,005.69 and 11,463,706.92

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Solution

The fourth proportional to 18,747,696.27, 28,096,005.69 and 11,463,706.92 is: 17,179,944.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747,696.27 : 28,096,005.69 = 11,463,706.92 : x
  2. Step 2: Convert to fraction form
    18,747,696.27/28,096,005.69 = 11,463,706.92/x
  3. Step 3: Cross multiply
    18,747,696.27x = 28,096,005.69 × 11,463,706.92
  4. Step 4: Simplify right side
    18,747,696.27x = 322,084,374,852,812.38
  5. Step 5: Solve for x
    x = 322,084,374,852,812.38/18,747,696.27
  6. Step 6: Final answer
    x = 17,179,944.15

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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.