There are four different integers, their average is 14, the average of three large numbers is 15, and the average of three small numbers is 12(2/3). If the second largest number is odd, what is it.
有四个不同整数，它们的平均数是14，三个大数的平均数是15，三个小数的平均数是12(2/3)．如果第二大的数是奇数，那么它是多少．
<result>15</result>