Emily and Frank each bought 20 ounces of soda in a 24 ounce bottle. Emily drank 4 ounces of her soda and then added 4 ounces of water. Frank added 4 ounces of water, stirred the soda well, drank 2 ounces, and then added another 2 ounces of water. What is the resulting ratio of the amount of water in Emily's bottle to that in Frank's bottle?