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<?php ini_set( "precision", 14 ); ini_set( "serialize_precision", 14 ); $r = ["e" => round((14984 / 83112), 4)*100]; var_dump($r); echo json_encode($r);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(1) { ["e"]=> float(18.03) } {"e":18.03}

preferences:
234.67 ms | 403 KiB | 286 Q