Since 1 Euro is equal to 9.71173354017 Solomon Islands Dollars, we could say that n Euros are equal to 9.71173354017 times n Solomon Islands Dollars. In other words, we could use the following formula:
Solomon Islands Dollars = Euros x 9.71173354017
For example, let's say that we want to convert 2 Euros to Solomon Islands Dollars. Then, we just replace Euros in the abovementioned formula with 2:
Solomon Islands Dollars = 2 x 9.71173354017
That is, 2 Euros are equal to 19.4234670803 Solomon Islands Dollars.