Cost of living in Barranquilla (Colombia) is 45% cheaper than in Aalborg (Denmark)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 284 prices entered by 46 different people.
For example, to keep the same standard of living that would require kr22,000 in Aalborg you would need to make just about kr12,053 (COL$5,410,609) in Barranquilla.