According to a Pew survey, 1/3 of Latinos in American prefer “to be involved in churches where an enthusiastic, hand-clapping, arms-raised style of worship and prayer is typical.”
Couple that with the inroads that the pentecostal movement is making in Brazil and what do you have?
Proof that many people will trade sound theology for a highly-charged emotional experience and promises an easy path to salvation. Not to over-simplify the situation too much of course.